%0 Journal Article
%A Chajda, Ivan
%T On substitution of operations in systems of equations over algebras
%J Archivum mathematicum
%D 1973
%P 135-139
%V 9
%N 3
%U http://geodesic.mathdoc.fr/item/ARM_1973_9_3_a4/
%G en
%F ARM_1973_9_3_a4