%0 Journal Article
%A Lopez, Antonio M., Jr.
%A Luedeman, John K.
%T Quasi-injective $S$-systems and their $S$-endomorphism semigroup
%J Czechoslovak Mathematical Journal
%D 1979
%P 97-104
%V 29
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1979.101581/
%R 10.21136/CMJ.1979.101581
%G en
%F 10_21136_CMJ_1979_101581