@article{IVM_1978_5_a19,
     author = {S. D. Simonzhenkov},
     title = {A generalization of the concept of linear convexity},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {142--144},
     publisher = {mathdoc},
     number = {5},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1978_5_a19/}
}