@article{1255380675,
author = {Day, Mahlon M.},
title = {Amenable semigroups},
journal = {Illinois J. Math.},
volume = {1},
number = {1},
year = {1957},
pages = { 509-544},
language = {en},
url = {http://dml.mathdoc.fr/item/1255380675}
}
Day, Mahlon M. Amenable semigroups. Illinois J. Math., Tome 1 (1957) no. 1, pp. 509-544. http://gdmltest.u-ga.fr/item/1255380675/