Ortiz Martínez, Germán, and Elizabeth Roldán-Suárez. “Agricultural Specialization in the State of Mexico”. Revista de Geografía Agrícola, no. 73 (October 7, 2024): 57–71. Accessed October 28, 2024. https://revistas.chapingo.mx/geografia/article/view/r.rga.2022.73.4.