SCARPELLO, G. M.; RITELLI, D. Circular motion of a particle under friction and hydraulic dissipation. Tamkang Journal of Mathematics, [S. l.], v. 36, n. 1, p. 1-16, 2005. DOI: 10.5556/j.tkjm.36.2005.130. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/130. Acesso em: 26 may. 2022.