F. Zolla, G. Renversez, A. Nicolet, B. Khulmey, S. Guenneau, and D. Felbacq, Foundations of Photonic Crystal Fibres, Imperial College Press, London, 2005.
F. Tisseur, K. Meerbergen, The Quadratic Eigenvalue Problem, SIAM Review, Vol. 43, No. 2, pp. 235-286.
R. B. Lehoucq, D. C. Sorensen, C. Yang, ARPACK Users' Guide: Solution of Large-Scale Eigenvalue Problems with Implicitly Restarted Arnoldi Methods, SIAM, Philadelphia, 1998.
