%0 Journal Article %A V. A. Faiziev %T Pseudocharacters on free products of semigroups %J Funkcionalʹnyj analiz i ego priloženiâ %D 1987 %P 86-87 %V 21 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1987_21_1_a16/ %G ru %F FAA_1987_21_1_a16