@article{GDZPPN002392925,
title = {Wreath products and extensions.},
journal = {Mathematische Zeitschrift},
volume = {82},
year = {1963},
pages = {286-299},
zbl = {0123.02202},
url = {http://dml.mathdoc.fr/item/GDZPPN002392925}
}
Baumslag, Gilbert. Wreath products and extensions.. Mathematische Zeitschrift, Tome 82 (1963) pp. 286-299. http://gdmltest.u-ga.fr/item/GDZPPN002392925/