SZYMANSKI, W.; PELIGRAD, C. Saturated Actions of Finite Dimensional Hopf *-Algebras on $C^*$-Algebras. MATHEMATICA SCANDINAVICA, [S. l.], v. 75, p. 217–239, 1994. DOI: 10.7146/math.scand.a-12516. Disponível em: https://tidsskrift.dk/math/article/view/12516. Acesso em: 14 aug. 2026.