TY - JOUR AU - G. Ya. Vanag AU - È. Yu. Gudrinietse AU - I. A. Meirovits TI - The 2-phenyl-perinaphthindandione-1,3 and some of its derivatives JO - Doklady Akademii Nauk PY - 1962 SP - 93 EP - 96 VL - 146 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1962_146_1_a23/ LA - ru ID - DAN_1962_146_1_a23 ER -