@article{PORMA_1951__10_2_114511,
     author = {Iseki, Kiyoshi},
     title = {On simply ordered groups},
     journal = {Portugaliae mathematica},
     pages = {85--88},
     publisher = {mathdoc},
     volume = {10},
     number = {2},
     year = {1951},
     mrnumber = {0043796},
     zbl = {0043.03103},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_1951__10_2_114511/}
}