FRANKLIN, S. B.; FABER-LANGENDOEN, D.; JENNINGS, M.; KEELER-WOLF, T.; LOUCKS, O.; PEET, R.; ROBERTS, D.; MCKERROW, A. BUILDING THE UNITED STATES NATIONAL VEGETATION CLASSIFICATION. Annali di Botanica, [S. l.], v. 2, p. 1–9, 2012. DOI: 10.4462/annbotrm-9261. Disponível em: https://rosa.uniroma1.it/rosa04/annali_di_botanica/article/view/9261. Acesso em: 29 mar. 2024.