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Zbl 0973.18006
Moens, M.-A.; Vitale, E.M.
Groupoids and the Brauer group. (English)
[J] Cah. Topologie Géom. Différ. Catég. 41, No.4, 305-313 (2000). ISSN 0008-0004

The authors are applying bigroupoid constructions in analyzing Picard-Brauer exact sequences as well as for obtaining $K$-theoretical descriptions of Picard and Brauer groups.
[P.Normak (Tallinn)]
MSC 2000:
*18F25 Algebraic K-theory, etc.
20L05 Groupoids
16D90 Module categories (assoc. rings and algebras)
18B40 Generalizations of groups viewed as categories
13D15 K-theory (commutative rings)

Keywords: Picard-Brauer exact sequence; Brauer group; bigroupoid

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