@article{1102867864, author = {Day, Mahlon M.}, title = {Lumpy subsets in left-amenable locally compact semigroups.}, journal = {Pacific J. Math.}, volume = {67}, number = {2}, year = {1976}, pages = { 87-92}, language = {en}, url = {http://dml.mathdoc.fr/item/1102867864} }
Day, Mahlon M. Lumpy subsets in left-amenable locally compact semigroups.. Pacific J. Math., Tome 67 (1976) no. 2, pp. 87-92. http://gdmltest.u-ga.fr/item/1102867864/