@article{1261153820,
author = {KAWADA, Yukiyosi},
title = {Class formations IV.},
journal = {J. Math. Soc. Japan},
volume = {9},
number = {4},
year = {1957},
pages = { 395-405},
language = {en},
url = {http://dml.mathdoc.fr/item/1261153820}
}
KAWADA, Yukiyosi. Class formations IV.. J. Math. Soc. Japan, Tome 9 (1957) no. 4, pp. 395-405. http://gdmltest.u-ga.fr/item/1261153820/