@article{1256054904, author = {Warne, R. J.}, title = {Extensions of Brandt semigroups and applications}, journal = {Illinois J. Math.}, volume = {10}, number = {4}, year = {1966}, pages = { 652-660}, language = {en}, url = {http://dml.mathdoc.fr/item/1256054904} }
Warne, R. J. Extensions of Brandt semigroups and applications. Illinois J. Math., Tome 10 (1966) no. 4, pp. 652-660. http://gdmltest.u-ga.fr/item/1256054904/