@article{DAN_1971_196_6_a14,
     author = {G. M. Martynkevich and E. G. Shvidkovskii},
     title = {Atomic hydrogen and nitrogen, and water vapour in lower thermosphere of mean latitudes in the period of solar activity maximum},
     journal = {Doklady Akademii Nauk},
     pages = {1303--1306},
     publisher = {mathdoc},
     volume = {196},
     number = {6},
     year = {1971},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1971_196_6_a14/}
}