@article{DAN_1964_159_4_a15,
     author = {S. N. Chernikov},
     title = {Infinite groups with certain prescribed properties of systems of infinite subgroups of them},
     journal = {Doklady Akademii Nauk},
     pages = {759--760},
     year = {1964},
     volume = {159},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1964_159_4_a15/}
}