José A. «COLLEMBOLA ASSOCIATED WITH GRASSES IN THE GROUNDS OF THE UNIVERSITY OF PUERTO RICO AT MAYAGÜEZ». Journal of Agriculture of the University of Puerto Rico 70, no. 1 (enero 1, 1986): 75–78. Accedido julio 17, 2024. https://revistas.upr.edu/index.php/jaupr/article/view/7077.