@article{DAN_1977_235_1_a7,
     author = {\`E. L. Akim and Z. P. Vlasova},
     title = {A model of lunar gravitational field according to the observation of motion of its artificial satellites {{\textquotedblleft}Luna-10,} 12, 14, 19 and 22{\textquotedblright}},
     journal = {Doklady Akademii Nauk},
     pages = {38--41},
     year = {1977},
     volume = {235},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1977_235_1_a7/}
}