KARHUMÄKI, J. The family of PDOL growth-sets is properly included in the family of DOL growth-sets. Annales Fennici Mathematici, [S. l.], n. 590, 1975. DOI: 10.5186/aasfm.1975.590. Disponível em: https://afm.journal.fi/article/view/134226. Acesso em: 25 nov. 2024.