%0 Journal Article %A Yu. G. Reshetnyak %A S. S. Kutateladze %T Aleksandr Danilovich Aleksandrov (on the occasion of his eightieth birthday) %J Matematičeskie trudy %D 1992 %P 3-4 %V 21 %I mathdoc %U http://geodesic.mathdoc.fr/item/MT_1992_21_a0/ %G ru %F MT_1992_21_a0