@misc{VMUMM_1987_5_a23,
     title = {To the eightieth birthday anniversary of {P.} {M.~Ogibalov}},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {102--103},
     year = {1987},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1987_5_a23/}
}