%0 Journal Article
%A Polák, Libor
%T On varieties of non-indexed algebras
%J Archivum mathematicum
%D 1977
%P 169-174
%V 13
%N 3
%U http://geodesic.mathdoc.fr/item/ARM_1977_13_3_a5/
%G en
%F ARM_1977_13_3_a5