@article{DAN_1979_244_4_a5,
     author = {Yu. G. Kleiman},
     title = {Identities and some algorithmic problems in groups},
     journal = {Doklady Akademii Nauk},
     pages = {814--818},
     publisher = {mathdoc},
     volume = {244},
     number = {4},
     year = {1979},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1979_244_4_a5/}
}