Avendaño, Juan de Dios, and Carlos Alberto Zúniga-González. “Methodology of Child Labor in Rural Areas With Schooling Ages”. Ibero-American Journal of Bioeconomics and Climate Change 2, no. 4 (December 30, 2016): 599–604. Accessed November 7, 2026. https://revistas.unanleon.edu.ni/index.php/REBICAMCLI/article/view/73.