@article{ZVMMF_1963_3_1_a11,
     author = {A. A. Abramov},
     title = {Notes on a work of {Greenstadt} and of {Lotkin}},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {180--181},
     publisher = {mathdoc},
     volume = {3},
     number = {1},
     year = {1963},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1963_3_1_a11/}
}