%0 Journal Article %A R. F. Khabibullin %T Subgradient method for minimization of convex functionals and some efficiency bounds %J Issledovaniya po Prikladnoi Matematike i Informatike %D 1984 %P 25-35 %I mathdoc %U http://geodesic.mathdoc.fr/item/KUIPM_1984_a3/ %G ru %F KUIPM_1984_a3