@article{1195526104,
author = {Numakura, Katsumi},
title = {A note on the structure of commutative semigroups},
journal = {Proc. Japan Acad.},
volume = {30},
number = {10},
year = {1954},
pages = { 262-265},
language = {en},
url = {http://dml.mathdoc.fr/item/1195526104}
}
Numakura, Katsumi. A note on the structure of commutative semigroups. Proc. Japan Acad., Tome 30 (1954) no. 10, pp. 262-265. http://gdmltest.u-ga.fr/item/1195526104/