BERNARD, Blaine. Analysing cycles in biology and medicine. Canadian Journal of Education/Revue canadienne de l’éducation, [S. l.], v. 34, n. 2, p. 277–278, 2011. Disponível em: https://cje-rce.ca/index.php/cje-rce/article/view/911. Acesso em: 18 jun. 2026.