MASUDA, Toshihiko. A simple sufficient condition for triviality of obstructions in the orbifold construction for subfactors. Mathematica Scandinavica, Berkeley, CA, United States, v. 121, n. 1, p. 101–110, 2017. DOI: 10.7146/math.scand.a-26240. Disponível em: https://journals.msp.org/mscand/article/view/308. Acesso em: 24 jul. 2026.