TY - JOUR AU - I. S. Mustafin AU - L. O. Matveev AU - E. A. Kashkovskaya TI - On the question of how the colour of organic compounds is affected by their internal hydrogen bonds JO - Doklady Akademii Nauk PY - 1957 SP - 610 EP - 613 VL - 113 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1957_113_3_a33/ LA - ru ID - DAN_1957_113_3_a33 ER -