Hernández-Martínez, J.; Rodríguez-Licea, G.; Gómez-Tenorio, G.; Guzmán-Soria, E.; Rebollar-Rebollar, E.; Rebollar-Rebollar, S. Analysis of the Competitiveness on Pig Farming in Tejupilco and Luvianos, Mexico (2006-2018). Agron. Mesoam. 2020, 31, 663-677.