%0 Journal Article
%A Ya. Ya. Sedol
%T The free product of associative calculi with joined subalphabets and certain related questions
%J Doklady Akademii Nauk
%D 1964
%P 1034-1037
%V 158
%N 5
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1964_158_5_a7/
%G ru
%F DAN_1964_158_5_a7