Toth, T., Kertész, M., Catasús Guerra, L., Labrada Labrada, J., Pérez Machado, B., Castillo Fonseca, P., & Nieto Martínez, M. (1997). Plant composition of a pasture as a predictor of soil salinity. Revista De Biología Tropical, 45(4), 1385–1393. Retrieved from https://revistas.ucr.ac.cr/index.php/rbt/article/view/21443