%0 Journal Article
%A Petrich, Mario
%T Certain partial orders on semigroups
%J Czechoslovak Mathematical Journal
%D 2001
%P 415-432
%V 51
%N 2
%U http://geodesic.mathdoc.fr/item/CMJ_2001_51_2_a14/
%G en
%F CMJ_2001_51_2_a14