@article{IVM_1979_1_a2,
     author = {L. N. Grudtsyn},
     title = {Inverse problems on the central motion of a~point of variable mass},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {18--20},
     publisher = {mathdoc},
     number = {1},
     year = {1979},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1979_1_a2/}
}