CHALENDAR, Isabelle; GORKIN, Pamela; PARTINGTON, Jonathan R.; ROSS, William T. Clark measures and a theorem of Ritt. Mathematica Scandinavica, Berkeley, CA, United States, v. 122, n. 2, p. 277–298, 2018. DOI: 10.7146/math.scand.a-104444. Disponível em: https://journals.msp.org/mscand/article/view/276. Acesso em: 24 jul. 2026.