García Castro, N., S. Villerías Salinas, and P. V. Tello Almaguer. “Niveles De asimilación económica Del Estado De Guerrero / Levels of Economic Assimilation of the State of Guerrero”. RICSH Iberoamerican Journal of Social and Humanistic Sciences, Vol. 5, no. 10, Dec. 2016, pp. 527 -45, https://www.ricsh.org.mx/index.php/RICSH/article/view/97.