@misc{VMUMM_1991_1_a0,
     title = {Aleksej {Antonovich} {Il{\textquoteright}yushin} (on his 80th birthday)},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {3--6},
     year = {1991},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1991_1_a0/}
}