%0 Journal Article %A V. A. Srochko %A S. N. Dushutina %A E. I. Pudalova %T Regularization of the maximum principle and of improvement methods in quadratic optimal control problems %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1998 %P 82-92 %N 12 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1998_12_a9/ %G ru %F IVM_1998_12_a9