%0 Journal Article %A I. V. Konnov %T Convergence of relaxation methods for nondifferentiable constrained optimization %J Issledovaniya po Prikladnoi Matematike i Informatike %D 1990 %P 57-71 %I mathdoc %U http://geodesic.mathdoc.fr/item/KUIPM_1990_a5/ %G ru %F KUIPM_1990_a5