VILLALOBOS, W.; RIVERA, C.; HARNMOND, R. W. Occurrence of citrus viroids in Costa Rica. Revista de Biología Tropical, [S. l.], v. 45, n. 3, p. 983–987, 1997. Disponível em: https://revistas.ucr.ac.cr/index.php/rbt/article/view/21086. Acesso em: 2 may. 2024.