Velasco, Edwing, Andrea L Moreno, and Sonia A Giraldo. 2013. “Effect of the Presence of Inorganic Salts on the Photocatalytic Inactivation of E. Coli in Water”. Ingeniería Y Ciencia 9 (17):193-208. https://doi.org/10.17230/ingciecia.9.17.10.