AULASKARI, Rauno; SORVALI, Tuomas. On rotation-automorphic functions. Mathematica Scandinavica, Berkeley, CA, United States, v. 49, p. 222–228, 1981. DOI: 10.7146/math.scand.a-11932. Disponível em: https://journals.msp.org/mscand/article/view/1742. Acesso em: 25 jul. 2026.