@article{1102913707,
author = {Yang, Kung Wei},
title = {Isomorphisms of group extensions.},
journal = {Pacific J. Math.},
volume = {55},
number = {2},
year = {1974},
pages = { 299-304},
language = {en},
url = {http://dml.mathdoc.fr/item/1102913707}
}
Yang, Kung Wei. Isomorphisms of group extensions.. Pacific J. Math., Tome 55 (1974) no. 2, pp. 299-304. http://gdmltest.u-ga.fr/item/1102913707/