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@article{RCM_2015_49_1_a9, author = {Nicolas Andruskiewitsch and Monique Muller}, title = {Examples of {Extensions} of {Hopf} {Algebras}}, journal = {Revista colombiana de matematicas}, pages = {193--211}, publisher = {mathdoc}, volume = {49}, number = {1}, year = {2015}, url = {http://geodesic.mathdoc.fr/item/RCM_2015_49_1_a9/} }
Nicolas Andruskiewitsch; Monique Muller. Examples of Extensions of Hopf Algebras. Revista colombiana de matematicas, Tome 49 (2015) no. 1, pp. 193-211. http://geodesic.mathdoc.fr/item/RCM_2015_49_1_a9/