PHELPS, A. A simple method for obtaining protozoa in pure culture. Revista de Biología Tropical, [S. l.], v. 8, n. 2, p. 263–269, 1960. DOI: 10.15517/rev.biol.trop.1960.30306. Disponível em: https://revistas.ucr.ac.cr/index.php/rbt/article/view/30306. Acesso em: 18 dec. 2024.