@article{RM_1987_42_4_a19,
     author = {A. M. Vershik and S. M. Ermakov and O. A. Ladyzhenskaya and V. N. Fomin},
     title = {Vladimir {Andreevich} {Yakubovich} (on~his sixtieth birthday)},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {195--197},
     publisher = {mathdoc},
     volume = {42},
     number = {4},
     year = {1987},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1987_42_4_a19/}
}