@article{IVM_1978_11_a0,
     author = {A. P. Norden and L. N. Shevrin and Yu. A. Shashkin},
     title = {Valentin {Konstantinovich} {Ivanov} (on the occasion of his seventieth birthday)},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {3--5},
     year = {1978},
     number = {11},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1978_11_a0/}
}