Some results on central extensions of crossed modules.
Vieites, A.M. ; Casas, J.M.
Homology, Homotopy and Applications, Tome 4 (2002), p. 29-42 / Harvested from The Electronic Library of Mathematics
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Publié le : 2002-01-01
EUDML-ID : urn:eudml:doc:49970 
@article{01741009,
     title = {Some results on central extensions of crossed modules.},
     journal = {Homology, Homotopy and Applications},
     volume = {4},
     year = {2002},
     pages = {29-42},
     zbl = {1011.18008},
     language = {en},
     url = {http://dml.mathdoc.fr/item/01741009}
}

Vieites, A.M.; Casas, J.M. Some results on central extensions of crossed modules.. Homology, Homotopy and Applications, Tome 4 (2002) pp. 29-42. http://gdmltest.u-ga.fr/item/01741009/