CHANG, J. A new proof of a unicity theorem of meromorphic functions and their derivatives. Annales Fennici Mathematici, [S. l.], v. 37, n. 1, p. 19–34, 2012. DOI: 10.5186/aasfm.2012.3702. Disponível em: https://afm.journal.fi/article/view/135376. Acesso em: 25 nov. 2024.