TY - JOUR AU - Yu. A. Surkov AU - B. M. Andreichikov AU - O. M. Kalinkina TI - On the content of ammonia in the Venusian atmosphere based on data obtained from the ``Venera-8'' automatic station JO - Doklady Akademii Nauk PY - 1973 SP - 296 EP - 298 VL - 213 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1973_213_2_a11/ LA - ru ID - DAN_1973_213_2_a11 ER -