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• Bogaert J., Van Hecke P., Impens I. (1999) A reference value for the interior-to-edge ratio of isolated habitats. Acta Biotheoretica 47:67-77.
• Bogaert J., Van Hecke P., Moermans R., Impens I. (1999) Twist number statistics as an additional measure of habitat perimeter irregularity. Environmental and Ecological Statistics 6:275-290.
• Bogaert J., Rousseau R., Van Hecke P. (2000) Percolation as a model for informetric distributions: Fragment size distribution characterised by Bradford curves. Scientometrics 47:195-206.
• Bogaert J., Rousseau R., Van Hecke P., Impens I. (2000) Alternative area-perimeter ratios for measurement of 2-D shape compactness of habitats. Applied Mathematics and Computation 111:71-85.
• Bogaert J., Van Hecke P., Salvador-Van Eysenrode D., Impens I. (2000) Landscape fragmentation assessment using a single measure. Wildlife Society Bulletin 28:875-881.
• Bogaert J., Salvador-Van Eysenrode D., Impens I., Van Hecke P. (2001) The interior-to-edge breakpoint distance as a guideline for nature conservation policy. Environmental Management 27:493-500.
• Bogaert J., Salvador-Van Eysenrode D., Van Hecke P., Impens I., Ceulemans R. (2001) Land-cover change: Quantification metrics for perforation using 2-D gap features. Acta Biotheoretica 49:161-169.
• Ceulemans R., Impens I., Mau F., Van Hecke P., Chen S. (1992) Dry mass production and solar radiation conversion efficiency of poplar clones. Biomass for energy, industry and environment , G. Grassi, A. Collina and H. Zibetta (eds.), Elsevier Applied Science, London, UK; 157-163.
• Dhondt A.A., Van Hecke P. (1977) An analysis of Belgian ringing recoveries of the Common Snipe: Movements and survival. De Giervalk/Le Gerfaut 67:83-99.
• El-Bana M.I., Khedr A.A., Van Hecke P. (2000) Plant life in two Mediterranean lakes before the construction of the River Nile Canal in Sinai, Egypt. Topics in ecology: structure and function in plants and ecosystems , R. Ceulemans, J. Bogaert, G. Deckmyn and I. Nijs (eds.), University of Antwerp, UIA, Wilrijk, Belgium; 281-290.
• El-Bana M.I., Khedr A.A., Van Hecke P., Bogaert J. Vegetation composition of a threatened hypersaline lake (Lake Bardawil), North Sinai. Plant Ecology, in press; .
• Mau F., Van Tilborgh T., Van Hecke P., Impens I. (1991) Stem and branch architecture of four two-year-old poplar (Populus) clones under a short rotation intensive culture system. L'arbre: biologie et développement , C. Edelin (ed.), Naturalia Monspeliensia; 638-639.
• Moermans R., Van Hecke P., Mau F. (1993) Heterogeneity in a poplar stand and estimation of the mean volume index. Silva Gandavensis 58:85-90.
• Moermans R., Casteels H., Van Hecke P. (1998) Evolution of cacao-pests over a six year period. Anzeiger für Schädlingskunde, Pflanzenschutz, Umweltschutz 71:149-151.
• Nijs I., Impens I., Van Hecke P. (1992) Diurnal changes in the response of canopy photosynthetic rate to elevated CO2 in a coupled temperature-light environment. Photosynthesis Research 32:121-130.
• Nijssen D., Rousseau R., Van Hecke P. (1998) The Lorenz curve: A graphical representation of evenness. Coenoses 13:33-38.
• Rousseau R., Van Hecke P. (1993) Introduction of a species does not necessarily increase diversity. Coenoses 8:39-40.
• Rousseau R., Van Hecke P. (1999) Measuring biodiversity. Acta Biotheoretica 47:1-5.
• Rousseau R., Van Hecke P., Nijssen D., Bogaert J. (1999) The relationship between diversity profiles, evenness and species richness based on partial ordering. Environmental and Ecological Statistics 6:211-223.
• Salvador-Van Eysenrode D., Bogaert J., Van Hecke P., Impens I. (1998) Influence of tree-fall orientation on canopy gap shape in an Ecuadorian rain forest. Journal of Tropical Ecology 14:865-869.
• Salvador-Van Eysenrode D., Bogaert J., Van Hecke P., Impens I. (2000) Forest canopy perforation in time and space in Amazonian Ecuador. Acta Oecologica 21:285-291.
• Teughels H., Nijs I., Van Hecke P., Impens I. (1995) Competition in a global change environment: The importance of different plant traits for competitive success. Journal of Biogeography 22:297-305.
• Van Hecke P., Impens I., Van Tilborgh T., Veroustraete V. (1976) A classification-ordination analysis of a Belgian mixed forest in the transition zone of two phytogeographical districts. I. Summer data. Silva Gandavensis 43:1-30.
• Van Hecke P., Impens I., Van Tilborgh T. (1979) A classification-ordination analysis of a Belgian mixed forest in the transition zone of two phytogeographical districts. II. Spring data. Silva Gandavensis 45:1-29.
• Van Hecke P., Goossens R., Hebrant F., Impens I. (1980) Multivariate analysis of multispectral remote sensing data on grasslands from different soil types. Vegetatio 42:165-170.
• Van Hecke P., Impens I., Behaeghe T. (1981) Temporal variation of species composition and species diversity in permanent grassland plots with different fertilizer treatments. Vegetatio 47:221-232.
• Van Hecke P., Behaeghe T., Impens I. (1984) A Markovian approach to the dynamics of fertilized permanent grasslands. Acta Oecologica 5:113-126.
• Van Hecke P., Moermans R., Mau F., Guittet J. (1995) Border effects and size inequality in experimental even-aged stands of poplar clones (Populus). Annales des Sciences Forestières 52:193-200.
• Van Hecke P., Rousseau R., Moermans R., Bogaert J. (2000) Relating species richness, evenness and diversity profiles for measuring heterogeneity. Topics in ecology: structure and function in plants and ecosystems , R. Ceulemans, J. Bogaert, G. Deckmyn and I. Nijs (eds.), University of Antwerp, UIA, Wilrijk, Belgium; 168-176.
• Van Tilborgh T., Van Straaten D., Van Hecke P., Verheyen R.F. (1989) Small scale analysis of a marsh vegetation fed by seepage. Coenoses 4:153-162.