BRAZELTON, T.; MCKEAN, S. Lifts, transfers, and degrees of univariate maps. MATHEMATICA SCANDINAVICA, [S. l.], v. 129, n. 1, 2023. DOI: 10.7146/math.scand.a-134457. Disponível em: https://www.mscand.dk/article/view/134457. Acesso em: 28 mar. 2024.