H. I. Bautista González, L. Castellanos González, and G. Montañez Acevedo, POLYCROPS: Successful associative crops in three municipalities of Boyacá. Sello Editorial Unipamplona, 2025. Accessed: Jul. 22, 2026. Available: https://books.unipamplona.edu.co/index.php/editorial/catalog/book/101