SACCON, Claudio; TURNER, Robert E. L. Notes on circadian rhythm. Topological Methods in Nonlinear Analysis, [S. l.], v. 41, n. 2, p. 387–400, 2013. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2013.018. Acesso em: 8 jul. 2025.