LI, Y. Normal families of meromorphic functions with multiple poles. Tamkang Journal of Mathematics, [S. l.], v. 45, n. 4, p. 357–366, 2014. DOI: 10.5556/j.tkjm.45.2014.1376. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/1376. Acesso em: 4 may. 2024.