%0 Journal Article %A McAlister, D. B. %T E-unitary inverse semigroups over semilattices %J Glasgow mathematical journal %D 1978 %P 1-12 %V 19 %N 1 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089500003311/ %R 10.1017/S0017089500003311 %F 10_1017_S0017089500003311