Persons RUS  ENG    JOURNALS   PEOPLE   ORGANISATIONS   CONFERENCES   SEMINARS   VIDEO LIBRARY   PACKAGE AMSBIB     Petrossian, G. R. https://www.mathnet.ru/eng/person178667 List of publications on Google Scholar Publications in Math-Net.Ru Citations 1989 1. M. A. Navassardian, G. R. Petrossian, “The incomplete reflection of X-rays from the surface of single crystals and the behaviour of penetrated beams in Bragg’s case”, Proceedings of the YSU, Physical and Mathematical Sciences, 1989, no. 1,  67–73   Organisations Yerevan State University