TY - JOUR AU - A. L. Aslanyan TI - The diffusion model for thick diffraction gratings recorded in polymer dispersed lyquid crystals JO - Proceedings of the Yerevan State University. Physical and mathematical sciences PY - 2008 SP - 64 EP - 67 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/UZERU_2008_1_a9/ LA - ru ID - UZERU_2008_1_a9 ER -