TY - JOUR AU - A. A. Gevorgyan TI - About irradiation absorption anomalies effects in the media with helical periodical structure JO - Proceedings of the Yerevan State University. Physical and mathematical sciences PY - 2000 SP - 67 EP - 72 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/UZERU_2000_1_a8/ LA - ru ID - UZERU_2000_1_a8 ER -