Sotomayor-Ramírez, D., Ramírez-Ávila, J., Más, E., & Martínez, G. A. (2008). Erosion and nutrient loss reduction with an alternative planting method for coffee (Coffea arabica). The Journal of Agriculture of the University of Puerto Rico, 92(3-4), 153–169. https://doi.org/10.46429/jaupr.v92i3-4.2633