@article{DAN_1976_230_5_a12,
     author = {I. B. Balev and A. A. Gol'din and E. G. Grinvald and V. A. Pavlenko and A. I. Savin and M. K. Serov and V. L. Tal'roze},
     title = {Global investigation of ion concentration distribution in the ionosphere},
     journal = {Doklady Akademii Nauk},
     pages = {1062--1065},
     publisher = {mathdoc},
     volume = {230},
     number = {5},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1976_230_5_a12/}
}