“Optimization of PH and TiO2 Levels on the Mercury Removal in a Photocatalytic Recirculation System With UV-Lamp Irradiation”. Revista Científica Ingeniería Y Desarrollo., vol. 35, no. 2, July 2017, pp. 305-19, https://rcientificas.uninorte.edu.co/index.php/ingenieria/article/view/8422.