@article{1206134343, author = {T\^og\^o, Shigeaki}, title = {Subnormality and ascendancy in groups}, journal = {Hiroshima Math. J.}, volume = {10}, number = {2}, year = {1980}, pages = { 597-605}, language = {en}, url = {http://dml.mathdoc.fr/item/1206134343} }
Tôgô, Shigeaki. Subnormality and ascendancy in groups. Hiroshima Math. J., Tome 10 (1980) no. 2, pp. 597-605. http://gdmltest.u-ga.fr/item/1206134343/