@article{VMUMM_1988_4_a23,
     author = {V. I. Malygin},
     title = {Some spaces that are related to automata compositions},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {88--90},
     publisher = {mathdoc},
     number = {4},
     year = {1988},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1988_4_a23/}
}