@article{2010, author = {Iseki, Kiyoshi}, title = {On simply ordered groups}, journal = {Portugaliae mathematica}, volume = {10}, year = {1951}, pages = {85-88}, zbl = {0043.03103}, mrnumber = {0043796}, language = {en}, url = {http://dml.mathdoc.fr/item/2010} }
Iseki, Kiyoshi. On simply ordered groups. Portugaliae mathematica, Tome 10 (1951) pp. 85-88. http://gdmltest.u-ga.fr/item/2010/