[1] [1] Μ. G. Moharam, Τ. Κ. Gaylord. Diffraction analysis of dielectric surface-relief gratings. J. Opt. Soc. Am., 1982, 72(10):1385-1392

[2] [2] Song Peng, G. Michael Morris. Efficient implementation of rigorous coupled-wave analysis for surface-relief gratings. J. Opt. Soc. Am., 1995,12(5):1087-1096