LIU, L.-J. Occurrence of Rust of Pangola Grass in Puerto Rico. The Journal of Agriculture of the University of Puerto Rico, [S. l.], v. 53, n. 2, p. 132–139, 1969. DOI: 10.46429/jaupr.v53i2.11169. Disponível em: https://revistas.upr.edu/index.php/jaupr/article/view/11169. Acesso em: 4 jun. 2023.