Publications and communications of Jean-Marie Bouquegneau

Pete, D., Lepoint, G., Bouquegneau, J.-M., & Gobert, S. (January 2015). Early colonization on Artificial Seagrass Units and on Posidonia oceanica (L.) Delile leaves. Belgian Journal of Zoology, 145 (1), 59-68.

Schnitzler, J., Klaren, P., Bouquegneau, J.-M., & Das, K. (2012). Environmental factors affecting thyroid function of wild sea bass (Dicentrarchus labrax) from European coasts. Chemosphere. doi:10.1016/j.chemosphere.2011.11.039

Richir, J., Biondo, R., Bouquegneau, J.-M., & Gobert, S. (02 December 2011). Posidonia oceanica, a usefull tool to biomonitor the pollution of Mediterranean coastal areas by trace elements [Paper presentation]. Journée UNITER, Bruxelles, Belgium.

Vermeulen, S., Sturaro, N., Gobert, S., Bouquegneau, J.-M., & Lepoint, G. (January 2011). Potential early indicators of anthropogenically derived nutrients : a multiscale stable isotope analysis. Marine Ecology. Progress Series, 422, 9-22. doi:10.3354/meps08919

Habran, S., Debier, C., Crocker, D. E., Houser, D. S., Lepoint, G., Bouquegneau, J.-M., & Das, K. (October 2010). Assessment of gestation, lactation and fasting on stable isotope ratios in northern elephant seals (Mirounga angustirostris). Marine Mammal Science, 26 (4), 880-895. doi:10.1111/j.1748-7692.2010.00372.x

Dupont, A., Bouquegneau, J.-M., Das, K., De Pauw-Gillet, M.-C. (Other coll.), Siebert, U. (Other coll.), & Rosenberger, T. (Other coll.). (26 May 2010). Methylmercury and selenium in vitro effects on harbor seal (Phoca vitulina) lymphocytes : a multidisciplinary approach [Poster presentation]. 20th SETAC Europe Annual Meeting, Séville, Spain.

Gobert, S., Alvera Azcarate, A., Barth, A., Beckers, J.-M., Binard, M., Borges, A., Bouquegneau, J.-M., Chery, A., Demoulin, V., Djenidi, S., Hecq, J.-H., Lejeune, P., Lepoint, G., Pelaprat, C., Poulicek, M., & Goffart, A. (May 2010). Multiparametric observations and analysis in the Bay of Calvi (Corsica), an ideal site for studying the human activity effects and climate changes in the Mediterranean Sea; STARESO [Paper presentation]. The 42nd International Liege Colloquim on Ocean Dynamic, Liege, Belgium.

Sturaro, N., Caut, S., Gobert, S., Bouquegneau, J.-M., & Lepoint, G. (February 2010). Trophic diversity of idoteids (Crustacea, Isopoda) inhabiting the Posidonia oceanica litter. Marine Biology, 157 (2), 237-247. doi:10.1007/s00227-009-1311-1

Fontaine, M. C., Tolley, K. A., Michaux, J., Birkun, A. J., Ferreira, M., Jauniaux, T., Llavona, A., Ozturk, B., Ozturk, A. A., Ridoux, V., Rogan, E., Sequeira, M., Bouquegneau, J.-M., & Baird, S. J. E. (2010). Genetic and historic evidence for climate-driven population fragmentation in a top cetacean predator: the harbour porpoises in European water. Proceedings of the Royal Society. Biological Sciences, 277 (1695), 2829-37. doi:10.1098/rspb.2010.0412

Richir, J., Gobert, S., Sartoretto, S., Biondo, R., Bouquegneau, J.-M., & Luy, N. (2010). Posidonia oceanica (L.) Delile, a usefull tool for the biomonitoring of chemical contamination along the Mediterranean coast: a multiple trace element study. In 4th Mediterranean Symposium on Marine Vegetation.

Dupont, A., Bouquegneau, J.-M., Das, K., Siebert, U. (Other coll.), Rosenberger, T. (Other coll.), & De Pauw-Gillet, M.-C. (Other coll.). (08 June 2009). Methylmercury in vitro exposure of harbor seal (Phoca vitulina) lymphocytes: A multidisciplinary approach [Paper presentation]. 9th International Conference on Mercury as a Global Pollutant, Guiyang, China.

Pete, D., Velimirov, B., Bouquegneau, J.-M., & Gobert, S. (January 2009). Fish farm impacts on Posidonia oceanica meadows: interest of the microbenthic loop [Poster presentation]. ASLO Aquatic Science Meeting 2009, Nice, France.

Schnitzler, J., Siebert, U., Jepson, P., Beineke, A., Jauniaux, T., Bouquegneau, J.-M., & Das, K. (October 2008). Harbour porpoise thyroids: Histological investigations and potential interactions with environmental factors. Journal of Wildlife Diseases, 44, 888-901. doi:10.7589/0090-3558-44.4.888

Pete, D., Lenartz, F., Velimirov, B., Bouquegneau, J.-M., & Gobert, S. (August 2008). Small scale variations in the microbenthic loop of Posidonia oceanica meadows: an experimental interpolation design [Poster presentation]. 8th International Seagrass Biology Workshop, Bamfield, Canada.

Fontaine, M. C., Baird, S. J. E., Piry, S., Ray, N., Tolley, K. A., Duke, S., Birkun, A., Ferreira, M., Jauniaux, T., Llavona, A., Ozturk, B., Ozturk, A. A., Ridoux, V., Rogan, E., Sequeira, M., Siebert, U., Vikingsson, G. A., Bouquegneau, J.-M., & Michaux, J. (25 July 2007). Rise of oceanographic barriers in continuous populations of a cetacean: the genetic structure of harbour porpoises in Old World waters. BMC Biology, 5, 30. doi:10.1186/1741-7007-5-30

Lepoint, G., Jacquemart, J., Bouquegneau, J.-M., Demoulin, V., & Gobert, S. (April 2007). Field measurements of inorganic nitrogen uptake by epiflora components of the seagrass Posidonia oceanica (Monocotyledons, Posidoniaceae). Journal of Phycology, 43 (2), 208-218. doi:10.1111/j.1529-8817.2007.00322.x

Pete, D., Bouquegneau, J.-M., & Gobert, S. (March 2007). Use of exergy to detect and measure perturbations affecting Posidonia oceanica (L.) Delile meadows: Characterization in the sedimentary compartment [Poster presentation]. Third Mediterranean symposium on marine vegetation (Marseilles, 27-29 March 2007), Marseille, France.

Das, K., Drouguet, O., Fontaine, M., Holsbeek, L., Jauniaux, T., Michaux, J., Joiris, C., & Bouquegneau, J.-M. (2007). VIABILITY OF THE NORTHEAST ATLANTIC HARBOUR PORPOISE AND SEAL POPULATION (GENETIC AND ECOLOGICAL STUDY). (SCIENTIFIC SUPPORT PLAN FOR A SUSTAINABLE DEVELOPMENT POLICY). Politique Scientifique Fédérale. https://orbi.uliege.be/handle/2268/8661

Fontaine, M., Tolley, K. A., Siebert, U., Gobert, S., Lepoint, G., Bouquegneau, J.-M., & Das, K. (2007). Long-Term Feeding Ecology and Habitat Use in Harbour Porpoises Phocoena Phocoena from Scandinavian Waters Inferred from Trace Elements and Stable Isotopes. BMC Ecology, 7. doi:10.1186/1472-6785-7-1

Das, K., De Groof, A., Jauniaux, T., & Bouquegneau, J.-M. (2006). Zn, Cu, Cd and Hg Binding to Metallothioneins in Harbour Porpoises Phocoena Phocoena from the Southern North Sea. BMC Ecology, 6. doi:10.1186/1472-6785-6-2

Gosselin, M., Bouquegneau, J.-M., Lefèbvre, F., Lepoint, G., Pergent, G., Pergent-Martini, C., & Gobert, S. (2006). Trace Metal Concentrations in Posidonia Oceanica of North Corsica (Northwestern Mediterranean Sea): Use as a Biological Monitor? BMC Ecology, 6, 12. doi:10.1186/1472-6785-6-12

Gosselin, M., Bouquegneau, J.-M., Pergent, G., Pergent-Martini, C., & Gobert, S. (2006). Use of Posidonia oceanica sheaths as a biomonitor of metal pollution. Biologia Marina Mediterranea, 13, 235-239.

Domi, N., Bouquegneau, J.-M., & Das, K. (December 2005). Feeding ecology of five commercial shark species of the Celtic Sea through stable isotope and trace metal analysis. Marine Environmental Research, 60 (5). doi:10.1016/j.marenvres.2005.03.001

Pergent-Martini, C., Leoni, V., Pasqualini, V., Ardizzone, G. D., Balestri, E., Bedini, R., Belluscio, A., Belsher, T., Borg, J., Boudouresque, C. F., Boumaza, S., Bouquegneau, J.-M., Buia, M. C., Calvo, S., Cebrian, J., Charbonnel, E., Cinelli, F., Cossu, A., Di Maida, G., ... Velimirov, B. (August 2005). Descriptors of Posidonia oceanica meadows: Use and application. Ecological Indicators, 5 (3), 213-230. doi:10.1016/j.ecolind.2005.02.004

Gobert, S., Lejeune, P., Lepoint, G., & Bouquegneau, J.-M. (2005). C, N, P concentrations and requirements of flowering Posidonia oceanica shoots. Hydrobiologia, 533, 253-259. doi:10.1007/s10750-004-2487-5

Gobert, S., Lepoint, G., Bouquegneau, J.-M., Vangeluwe, D., Eisinger, M., Paster, M., Shuuhmaker, H., & van, T. (2005). Restoration of Posidonia oceanica meadows : means and limitations. In Proceedings of the seventh international conference on the Mediterranean coastal environment. Medcoast 05 (Ozhan, E (Editor), pp. 461-471).

Vangeluwe, D., Lepoint, G., Bouquegneau, J.-M., & Gobert, S. (December 2004). Effect of transplantation on Posidonia oceanica shoots. Vie et Milieu, 54 (4), 223-230.

Lepoint, G., Gobert, S., Dauby, P., & Bouquegneau, J.-M. (29 April 2004). Contributions of benthic and planktonic primary producers to nitrate and ammonium uptake fluxes in a nutrient-poor shallow coastal area (Corsica, NW Mediterranean). Journal of Experimental Marine Biology and Ecology, 302 (1), 107-122. doi:10.1016/j.jembe.2003.10.005

Lepoint, G., Vangeluwe, D., Eisinger, M., Paster, M., van Treeck, P., Bouquegneau, J.-M., & Gobert, S. (March 2004). Nitrogen dynamics in Posidonia oceanica cuttings: implications for transplantation experiments. Marine Pollution Bulletin, 48 (5-6), 465-470. doi:10.1016/j.marpolbul.2003.08.023

Sirjacobs, D., Tempera, F., Cardigos, F., Gobert, S., Lepoint, G., Santos, R., & Bouquegneau, J.-M. (March 2004). Study of the structure, distribution and dynamics of Codium elisabethae populations in the Azorian reef ecosystem, use of submarine image analysis [Poster presentation]. VLIZ Young Scientists' Day, Brugges, Belgium.

Das, K., Holsbeek, L., Browning, J., Siebert, U., Birkun, A., & Bouquegneau, J.-M. (2004). Trace metal and stable isotope measurements (delta C-13 and delta N-15) in the harbour porpoise Phocoena phocoena relicta from the Black Sea. Environmental Pollution, 131 (2). doi:10.1016/j.envpol.2004.02.006

Das, K., Siebert, U., Fontaine, M., Jauniaux, T., Holsbeek, L., & Bouquegneau, J.-M. (2004). Ecological and pathological factors related to trace metal concentrations in harbour porpoises Phocoena phocoena from the North Sea and adjacent areas. Marine Ecology. Progress Series, 281, 283-295. doi:10.3354/meps281283

Van de Vijver, K. I., Hoff, P. T., Das, K., Van Dongen, W., Esmans, E. L., Siebert, U., Bouquegneau, J.-M., Blust, R., & De Coen, W. (2004). Baseline study of perfluorochemicals in harbour porpoises (Phocoena phocoena) from Northern Europe. Marine Pollution Bulletin, 48 (9-10), 992-997. doi:10.1016/j.marpolbul.2004.02.021

Van de Vijver, K. I., Hoff, P. T., Das, K., Van Dongen, W., Esmans, E. L., Jauniaux, T., Bouquegneau, J.-M., Blust, R., & De Coen, W. (15 December 2003). Perfluorinated chemicals infiltrate ocean waters: Link between exposure levels and stable isotope ratios in marine mammals. Environmental Science and Technology, 37 (24), 5545-5550. doi:10.1021/es0345975

Chu, S., Covaci, A., Haraguchi, K., Voorspoels, S., Van de Vijver, K. I., Das, K., Bouquegneau, J.-M., De Coen, W., Blust, R., & Schepens, P. (15 October 2003). Levels and enantiomeric signatures of methyl sulfonyl PCB and DDE metabolites in livers of harbor porpoises (Phocoena phocoena) from the southern North Sea. Environmental Science and Technology, 37 (20), 4573-4578. doi:10.1021/es034241t

Beans, C., Debacker, V., Jauniaux, T., Massart, A.-C., Eppe, G., Bouquegneau, J.-M., & De Pauw, E. (2003). Dioxins, furans and dioxin-like PCBs in juvenile harbour porpoises (Phocoena Phocoena) from the North sea. Organohalogen Compounds.

Das, K., Beans, C., Holsbeek, L., Mauger, G., Berrow, S. D., Rogan, E., & Bouquegneau, J.-M. (2003). Marine mammals from Northeast Atlantic: relationship between their trophic status as determined by delta C-13 and delta N-15 measurements and their trace metal concentrations. Marine Environmental Research, 56 (3). doi:10.1016/S0141-1136(02)00308-2

Das, K., Debacker, V., Pillet, S., & Bouquegneau, J.-M. (2003). Heavy metals in marine mammals. In J. G. Vos, G. D. Bossart, M. Fournier, ... T. J. O'Shea (Eds.), Toxicology of marine mammals (pp. 135-167). Taylor & Francis.

Das, K., Lepoint, G., Leroy, Y., & Bouquegneau, J.-M. (2003). Marine mammals from the southern North Sea: feeding ecology data from delta C-13 and delta N-15 measurements. Marine Ecology. Progress Series, 263. doi:10.3354/meps263287

Debacker, V., Eppe, G., Massart, A.-C., Xhrouet, C., Jauniaux, T., Huart, P., Hauteclair, P., Bouquegneau, J.-M., & De Pauw, E. (2003). Polychlorinated dibenzo-p-dioxins and dibenzofurans in livers of an Atlantic seabird, the common guillemot Uria algue: Influence of the general body conditions. Organohalogen Compounds.

Gobert, S., Kyramarios, M., Lepoint, G., Pergent-Martini, C., & Bouquegneau, J.-M. (2003). Variations at different spatial scales of Posidonia oceanica (L.) Delile beds; effects on the physico-chemical parameters of the sediment. Oceanologica Acta, 26 (2), 199-207. doi:10.1016/S0399-1784(02)00009-9

Lepoint, G., Dauby, P., Fontaine, M., Bouquegneau, J.-M., & Gobert, S. (2003). Carbon and nitrogen isotopic ratios of the seagrass Posidonia oceanica: Depth-related variations. Botanica Marina, 46 (6), 555-561. doi:10.1515/BOT.2003.058

Lepoint, G., Defawe, O., Gobert, S., Dauby, P., & Bouquegneau, J.-M. (November 2002). Experimental evidence for N recycling in the leaves of the seagrass Posidonia oceanica. Journal of Sea Research, 48 (3), 173-179. doi:10.1016/S1385-1101(02)00164-8

Covaci, A., Van de Vijver, K. I., De Coen, W., Das, K., Bouquegneau, J.-M., Blust, R., & Schepens, P. (October 2002). Determination of organohalogenated contaminants in liver of harbour porpoises (Phocoena phocoena) stranded on the Belgian North Sea coast. Marine Pollution Bulletin, 44 (10). doi:10.1016/S0025-326X(02)00147-9

Lepoint, G., Millet, S., Dauby, P., Gobert, S., & Bouquegneau, J.-M. (18 July 2002). Annual nitrogen budget of the seagrass Posidonia oceanica as determined by in situ uptake experiments. Marine Ecology. Progress Series, 237, 87-96. doi:10.3354/meps237087

Brasseur, A., Antenucci, D., Bouquegneau, J.-M., Coëme, A., Dauby, P., Letolle, B., Mostade, M., Pirlot, P., & Pirard, J.-P. (2002). Carbon stable isotope analysis as a tool for training temperature during el Tremedal underground coal gasification at great dept. Fuel, 81, 109-117. doi:10.1016/S0016-2361(01)00114-4

Das, K., Jacob, V., & Bouquegneau, J.-M. (2002). White-sided dolphin metallothioneins: purification, characterisation and potential role. Comparative Biochemistry and Physiology. Part C, Toxicology and Pharmacology, 131 (3). doi:10.1016/S1532-0456(02)00011-X

Gobert, S., Laumont, N., & Bouquegneau, J.-M. (2002). Posidonia Oceanica Meadow: A Low Nutrient High Chlorophyll (LNHC) System? BMC Ecology, 2, 9. doi:10.1186/1472-6785-2-9

Gobert, S., Defawe, O., Lepoint, G., Demoulin, V., & Bouquegneau, J.-M. (2001). Anthesis effects on Posidonia oceanica (L.) Delile phenology in the Bay of Calvi (Corsica, Mediterranean Sea). Hydrobiologia, 455, 121-125. doi:10.1023/A:1011973518958

Nyssen, F., Brey, T., Lepoint, G., Bouquegneau, J.-M., De Broyer, C., & Dauby, P. (2001). A stable isotope approach to the eastern Weddell Sea trophic web: focus on benthic amphipods. Polar Biology, 25 (4). doi:10.1007/s00300-001-0340-0

Das, K., Debacker, V., & Bouquegneau, J.-M. (2000). Metallothioneins in Marine Mammals. Cellular and Molecular Biology, 46 (2).

Das, K., Lepoint, G., Loizeau, V., Debacker, V., Dauby, P., & Bouquegneau, J.-M. (2000). Tuna and dolphin associations in the Northeast Atlantic: Evidence of different ecological niches from stable isotope and heavy metal measurements. Marine Pollution Bulletin, 40, 102-109. doi:10.1016/S0025-326X(99)00178-2

Lepoint, G., Nyssen, F., Gobert, S., Dauby, P., & Bouquegneau, J.-M. (2000). Relative impact of a seagrass bed and its adjacent epilithic algal community in consumer diets. Marine Biology, 136, 513-518. doi:10.1007/s002270050711

Lepoint, G., Havelange, S., Gobert, S., & Bouquegneau, J.-M. (1999). Fauna vs flora contribution to the leaf epiphytes biomass in a Posidonia oceanica seagrass bed (Revellata Bay, Corsica). Hydrobiologia, 394, 63-67. doi:10.1023/A:1003557303904

Dauby, P., Khomsi, A., & Bouquegneau, J.-M. (1998). Trophic relationships within intertidal communities of the Brittany coast: a stable carbon isotope analysis. Journal of Coastal Research, 14, 1202-1212.

Debacker, V., Holsbeek, L., Tapia, G., Gobert, S., Joiris, C., Jauniaux, T., Coignoul, F., & Bouquegneau, J.-M. (1997). Ecotoxicological and pathological studies of common guillemots Uria aalge beached on the Belgian coast during six successive wintering periods (1989-90 to 1994-95). Diseases of Aquatic Organisms, 29 (3), 159-168. doi:10.3354/dao029159

Havelange, S., Lepoint, G., Dauby, P., & Bouquegneau, J.-M. (1997). Feeding of the sparid fish Sarpa salpa in a seagrass ecosystem: Diet and carbon flux. Marine Ecology, 18 (4), 289-297. doi:10.1111/j.1439-0485.1997.tb00443.x

Bouquegneau, J.-M., Das, K., Debacker, V., Gobert, S., & Nellissen, J.-P. (1996). Toxicological investigations on the heavy metals contamination of seabirds and marine mammals beached along the Belgian coast. Bulletin de la Société Royale des Sciences de Liège, 65, 31-14.

Bouquegneau, J.-M., Bourge, I., Dauby, P., & Frankignoulle, M. (1994). Production, transport and sinks of organic atter and associated elements in marine systems: air-sea interactions. In O. Vanderborght & E. Janssens (Eds.), IGBP and "Global Change" related Research in Belgium, II (pp. 140-141).

Dauby, P., Frankignoulle, M., Gobert, S., & Bouquegneau, J.-M. (1994). Distribution of POC, PON and particulate Al, Cd, Cr, Cu, Pb, Ti, Zn and deltaC13 in the English Channel and adjacent areas. Oceanologica Acta, 17 (6), 643-657.

Dauby, P., Mosora, F., Frankignoulle, M., & Bouquegneau, J.-M. (1994). Métaux lourds et isotopes stables du carbone dans la matière particulaire: distribution sur le plateau continental nord-ouest européen. Bulletin de la Société Royale des Sciences de Liège, 63, 9-13.

Frankignoulle, M., Biondo, R., Bouquegneau, J.-M., Bourge, I., Canon, C., Dauby, P., Desgain, S., Gobert, S., Machiroux, R., & Théate, J.-M. (1994). Dynamique du carbone inorganique des eaux de surface dans l'embouchure de l'Escaut. Bulletin de la Société Royale des Sciences de Liège, 63 (1-2), 187-194.

Dauby, P., Baeyens, W., Biondo, R., Bouquegneau, J.-M., Chou, L., Collette, O., Dehairs, F., Elskens, M., Frankignoulle, M., Loijens, M., Paucot, H., & Wollast, R. (1993). Distribution of particulate trace elements in the Northeastern Atlantic. In Progress in Belgian Oceanographic Research (pp. 171-201).

Bouquegneau, J.-M., Gobert, S., Frankignoulle, M., & Dauby, P. (1992). La matière en suspension de la couche de surface du plateau continental nord-ouest européen. II. Teneur en métaux lourds et transfert dans la chaîne trophique. Bulletin de la Société Royale des Sciences de Liège, 61, 155-162.

Dauby, P., Mosora, F., Frankignoulle, M., & Bouquegneau, J.-M. (1992). La matière en suspension de la couche de surface du plateau continental nord-ouest européen. I. Distribution spatiale de la biomasse et du rapport 13C/12C. Bulletin de la Société Royale des Sciences de Liège, 61, 63-70.

Frankignoulle, M., Bourge, I., Canon, C., Norro, A., Dauby, P., & Bouquegneau, J.-M. (1992). Dynamique du carbone inorganique dans l'estuaire de l'Escaut. Premiers résultats. Bulletin de la Société Royale des Sciences de Liège, 61, 71-77.

Frankignoulle, M., & Bouquegneau, J.-M. (1990). Mise en evidence au moyen de l'alcalinite totale d'une remontée de masse d'eau en baie de Calvi. Bulletin de la Société Royale des Sciences de Liège, 59, 89-96.

Frankignoulle, M., & Bouquegneau, J.-M. (1990). Daily and yearly variations of total inorganic carbon in a productive coastal area. Estuarine Coastal and Shelf Science, 30 (1), 79-89. doi:10.1016/0272-7714(90)90078-6

Bouquegneau, J.-M., Canon, C., Frankignoulle, M., & Martoja, M. (1988). Cycle naturel du Cadmium et effets de l'intoxication expériementale chez Murex trunculus L. (Prosobranche, néogastéropode). Bulletin de la Société Royale des Sciences de Liège, 57 (4-5), 275-286.

Frankignoulle, M., & Bouquegneau, J.-M. (1987). Seasonal variations of the diel carbon budget of a marine macrophytes ecosystem. Marine Ecology. Progress Series, 38 (2), 197-199.

Hecq, J.-H., Bouquegneau, J.-M., Djenidi, S., Frankignoulle, M., Goffart, A., & Licot, M. (1986). Some aspects of the Liguro-Provençal frontal ecohydrodynamics. In J. Nihoul (Ed.), Marine Interfaces Ecohydrodynamics (Elsevier Oceanography Series, pp. 42 : 257 - 271). Elsevier.

Frankignoulle, M., & Bouquegneau, J.-M. (1985). Ecohydrodynamical study of the liguro-provencal front (Corsica). IV. Sea water CO2 system data. In R. Van Grieken & R. Wollast, Progress in Belgian oceanographic research (pp. 423-429). Belgian Academy of Sciences.

Hecq, J.-H., Licot, M., Goffart, A., Mouchet, A., Frankignoulle, M., Bouquegneau, J.-M., Disteche, A., Godeaux, J., & Nihoul, J. (1985). Ecohydrodynamical study of the Liguro-Provençal Front (Corsica) I. Hydrological data. In R. Van Grieken & R. Wollast (Eds.), Proceedings of the Symposium on Progress in Belgian Oceanography, Brussels, March 1985 (pp. 397-407).