TY - JOUR AU - P. A. Bezirganyan AU - K. N. Bezirganian AU - L. G. Gasparyan AU - V. P. Mkrtchyan TI - The investigation of the imperfection of X-ray interferometer composed of different thickness crystals JO - Proceedings of the Yerevan State University. Physical and mathematical sciences PY - 1988 SP - 54 EP - 60 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/UZERU_1988_1_a8/ LA - ru ID - UZERU_1988_1_a8 ER -