%0 Journal Article %A V. A. Dykhta %T A~variational maximum principle for pulse and singular regimes in an optimization problem that is linear with respect to control %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1991 %P 89-91 %N 11 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1991_11_a15/ %G ru %F IVM_1991_11_a15