%0 Journal Article %A Yu. T. Lisitsa %T Duality theorems and dual categories of shapes and coshapes %J Doklady Akademii Nauk %D 1982 %P 532-536 %V 263 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1982_263_3_a3/ %G ru %F DAN_1982_263_3_a3