%0 Journal Article %A N. P. Erugin %A N. A. Lukashevich %A I. Z. Shtokalo %T Anatoli{\v\i} Iosifovi{\v{c}} Jablonski{\v\i} (on the occasion of his fiftieth birthday) %J Differencialʹnye uravneniâ %D 1978 %P 755-758 %V 14 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1978_14_4_a26/ %G ru %F DE_1978_14_4_a26