Galindres Guancha, Diego Armando, Jose Adalberto Soto Mejía, and Sandra Estrada Mejía. 2017. “Appropriate Frequency Allocation for a BTR System Through a Multiobjective Model”. Revista EIA / English Version 13 (26). https://eia.metarevistas.org/index.php/Reveiaenglish/article/view/1106.