ANGIONO, I.; ARDIZZONI, A.; MENINI, C. Cohomology and Coquasi-bialgebras in the category of Yetter-Drinfeld modules. ANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI SCIENZE, [S. l.], v. 17, n. 2, p. 609-653, 2017. DOI: 10.2422/2036-2145.201509_018. Disponível em: http://20.103.181.36/index.php/annaliscienze/article/view/508. Acesso em: 27 may. 2025.