LARMORE, L. L.; THOMAS, E. On the fundamental group of a space of sections. Mathematica Scandinavica, Berkeley, CA, United States, v. 47, p. 232–246, 1980. DOI: 10.7146/math.scand.a-11886. Disponível em: https://journals.msp.org/mscand/article/view/1764. Acesso em: 25 jul. 2026.