Media type: E-Article Title: Projections of weak braided Hopf algebras Contributor: Alonso Álvarez, José Nicanor; Fernández Vilaboa, José Manuel; González Rodríguez, Ramón; Soneira Calvo, Carlos imprint: Springer Science and Business Media LLC, 2011 Published in: Science China Mathematics Language: English DOI: 10.1007/s11425-011-4165-1 ISSN: 1674-7283; 1869-1862 Keywords: General Mathematics Origination: Footnote: