POMMERENKE, C. On gap series and the Lehto-Virtanen maximum principle. Annales Fennici Mathematici, [S. l.], v. 10, n. 1, p. 455–460, 1985. DOI: 10.5186/aasfm.1985.1050. Disponível em: https://afm.journal.fi/article/view/134545. Acesso em: 25 nov. 2024.