%0 Journal Article %A A. I. Pavlov %T An equation in a~symmetric semigroup %J Informatics and Automation %D 1986 %P 114-121 %V 177 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1986_177_a7/ %G ru %F TRSPY_1986_177_a7