@article{CTGDC_2008__49_3_176_0,
author = {Bourn, Dominique},
title = {The Mal'tsev operation on extensions},
journal = {Cahiers de Topologie et G\'eom\'etrie Diff\'erentielle Cat\'egoriques},
volume = {49},
year = {2008},
pages = {176-195},
mrnumber = {2449672},
zbl = {1166.18002},
language = {en},
url = {http://dml.mathdoc.fr/item/CTGDC_2008__49_3_176_0}
}
Bourn, Dominique. The Mal'tsev operation on extensions. Cahiers de Topologie et Géométrie Différentielle Catégoriques, Tome 49 (2008) pp. 176-195. http://gdmltest.u-ga.fr/item/CTGDC_2008__49_3_176_0/
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