El Kaoutit, Laiachi; Spinosa, Leonardo Categorified groupoid-sets and their Burnside ring. (English) Zbl 1431.18005 Turk. J. Math. 43, No. 5, 2069-2096 (2019). Reviewer: Peeter Normak (Tallinn) MSC: 18D20 18D15 19A22 20L05 18B40 PDFBibTeX XMLCite \textit{L. El Kaoutit} and \textit{L. Spinosa}, Turk. J. Math. 43, No. 5, 2069--2096 (2019; Zbl 1431.18005) Full Text: arXiv Link
El Kaoutit, Laiachi; Spinosa, Leonardo Mackey formula for bisets over groupoids. (English) Zbl 1422.18006 J. Algebra Appl. 18, No. 6, Article ID 1950109, 35 p. (2019). Reviewer: Peeter Normak (Tallinn) MSC: 18B40 20L05 22F05 20C15 PDFBibTeX XMLCite \textit{L. El Kaoutit} and \textit{L. Spinosa}, J. Algebra Appl. 18, No. 6, Article ID 1950109, 35 p. (2019; Zbl 1422.18006) Full Text: DOI arXiv
Barbarán Sánchez, Juan Jesús; El Kaoutit, Laiachi Linear representations and Frobenius morphisms of groupoids. (English) Zbl 1409.18003 SIGMA, Symmetry Integrability Geom. Methods Appl. 15, Paper 019, 33 p. (2019). MSC: 18B40 20L05 16D90 18D10 18D35 PDFBibTeX XMLCite \textit{J. J. Barbarán Sánchez} and \textit{L. El Kaoutit}, SIGMA, Symmetry Integrability Geom. Methods Appl. 15, Paper 019, 33 p. (2019; Zbl 1409.18003) Full Text: DOI arXiv
El Kaoutit, Laiachi On geometrically transitive Hopf algebroids. (English) Zbl 1390.16030 J. Pure Appl. Algebra 222, No. 11, 3483-3520 (2018). MSC: 16T15 18B40 18D35 18D10 14M17 20L05 58H05 PDFBibTeX XMLCite \textit{L. El Kaoutit}, J. Pure Appl. Algebra 222, No. 11, 3483--3520 (2018; Zbl 1390.16030) Full Text: DOI arXiv