León Vega, C. G., O. Dolores Vázquez, and R. Marín Solís. “The Importance of the Rural Telephone Line Satellite in Mexico”. Proceedings of the 57th Annual Meeting of the ISSS - 2013 HaiPhong, Vietnam, vol. 1, no. 1, Apr. 2014, https://journals.isss.org/index.php/proceedings57th/article/view/1995.