%0 Journal Article %A P. S. Aleksandrov %A N. A. Berikashvili %T Georgii Sever'yanovich Chogoshvili (on his fiftieth birthday) %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1965 %P 213-216 %V 20 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1965_20_5_a4/ %G en %F RM_1965_20_5_a4