@article{DE_1988_24_5_a0,
     author = {Sh. A. Alimov and A. V. Bitsadze and A. A. Dorodnitsyn and N. P. Erugin and E. I. Moiseev and A. A. Samarskii and A. N. Tikhonov},
     title = {Vladimir {Aleksandrovich} {Il'in} (on the occasion of his 60th birthday)},
     journal = {Differencialʹnye uravneni\^a},
     pages = {739--750},
     publisher = {mathdoc},
     volume = {24},
     number = {5},
     year = {1988},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1988_24_5_a0/}
}