%0 Journal Article
%A N. A. Izobov
%A V. A. Il'in
%A A. S. Kalashnikov
%A V. A. Kondratiev
%A V. M. Millionshchikov
%A O. A. Oleinik
%A N. Kh. Rozov
%T Alekse{\v\i} Fedorovich Filippov (on the occasion of his 75th anniversary)
%J Differencialʹnye uravneniâ
%D 1998
%P 1299-1303
%V 34
%N 10
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DE_1998_34_10_a0/
%G ru
%F DE_1998_34_10_a0