%0 Journal Article %A B. S. Stechkin %T Binary functions on ordered sets (inversion theorems) %J Informatics and Automation %D 1977 %P 178-187 %V 143 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1977_143_a11/ %G ru %F TRSPY_1977_143_a11