On Yetter's invariant and an extension of the Dijkgraaf-Witten invariant to categorical groups.
Martins, Joao Faria ; Porter, Timothy
Theory and Applications of Categories [electronic only], Tome 18 (2007), p. 118-150 / Harvested from The Electronic Library of Mathematics
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Publié le : 2007-01-01
EUDML-ID : urn:eudml:doc:127858 
@article{05131123,
     title = {On Yetter's invariant and an extension of the Dijkgraaf-Witten invariant to categorical groups.},
     journal = {Theory and Applications of Categories [electronic only]},
     volume = {18},
     year = {2007},
     pages = {118-150},
     zbl = {1119.18009},
     language = {en},
     url = {http://dml.mathdoc.fr/item/05131123}
}

Martins, Joao Faria; Porter, Timothy. On Yetter's invariant and an extension of the Dijkgraaf-Witten invariant to categorical groups.. Theory and Applications of Categories [electronic only], Tome 18 (2007) pp. 118-150. http://gdmltest.u-ga.fr/item/05131123/