RAMPA, P. . Quality of the Natural Ecosystem and Environmental Control. Journal of Biological Research - Bollettino della Società Italiana di Biologia Sperimentale, [S. l.], v. 79, n. 1, 2003. DOI: 10.4081/jbr.2003.10526. Disponível em: https://www.pagepressjournals.org/jbr/article/view/10526. Acesso em: 9 may. 2024.