TY - JOUR AU - G. M. Martynkevich AU - E. G. Shvidkovskii TI - Atomic hydrogen and nitrogen, and water vapour in lower thermosphere of mean latitudes in the period of solar activity maximum JO - Doklady Akademii Nauk PY - 1971 SP - 1303 EP - 1306 VL - 196 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1971_196_6_a14/ LA - ru ID - DAN_1971_196_6_a14 ER -