%0 Journal Article %A V. S. Izhutkin %A Petropavlovskiǐ %A M. V. %T Reduced direction methods based on a modified Lagrange function for a nonlinear programming problem %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1995 %P 33-42 %N 12 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1995_12_a4/ %G ru %F IVM_1995_12_a4