@article{1077475519, author = {Milgram, A. N.}, title = {Multiplicative semigroups of continuous functions}, journal = {Duke Math. J.}, volume = {16}, number = {1}, year = {1949}, pages = { 377-383}, language = {en}, url = {http://dml.mathdoc.fr/item/1077475519} }
Milgram, A. N. Multiplicative semigroups of continuous functions. Duke Math. J., Tome 16 (1949) no. 1, pp. 377-383. http://gdmltest.u-ga.fr/item/1077475519/