GOLDSMITH, D. L. Motion of links in the 3-sphere. Mathematica Scandinavica, Berkeley, CA, United States, v. 50, p. 167–205, 1982. DOI: 10.7146/math.scand.a-11953. Disponível em: https://journals.msp.org/mscand/article/view/1696. Acesso em: 25 jul. 2026.