Ebel, R., Pozas Cárdenas, J. G., Soria Miranda, F., & Cruz González, J. (2017). Organic milpa: yields of maize, beans, and squash in mono- and polycropping systems. REVISTA TERRA LATINOAMERICANA, 35(2), 149–160. https://doi.org/10.28940/terra.v35i2.166