%0 Journal Article %A F. P. Vasil'ev %T The use of unsmooth penalty functions in the regularization of unstable minimization problems %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 1987 %P 1443-1450 %V 27 %N 10 %U http://geodesic.mathdoc.fr/item/ZVMMF_1987_27_10_a0/ %G ru %F ZVMMF_1987_27_10_a0