GAURE, S. Some Properties of Free Shifts on Infinite Free Product Factors. MATHEMATICA SCANDINAVICA, [S. l.], v. 76, p. 233–246, 1995. DOI: 10.7146/math.scand.a-12539. Disponível em: https://www.mscand.dk/article/view/12539. Acesso em: 30 apr. 2024.