@article{VMUMM_1984_5_a5,
     author = {G. I. Falin},
     title = {Completely accessible group of channels with controllable access},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {26--28},
     year = {1984},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1984_5_a5/}
}