TY - JOUR AU - G. Ya. Kondrat'eva AU - Huang Chi-khen TI - Reaction of pyridine-3,4-dicarboxylic acids with hydrazine and aniline JO - Doklady Akademii Nauk PY - 1960 SP - 94 EP - 97 VL - 131 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1960_131_1_a23/ LA - ru ID - DAN_1960_131_1_a23 ER -