1. Standard Methods for the Examination of Water and Wastewater;APHA,1985
2. Water Treatment Plant Design for the Practical Engineer;Baumann,1970
3. Physicochemical Process for Water Quality Control;Cleasby,1972
4. Testing of filter media;Ives;J. Wat. SRT Aqua,1990
5. Envejecimiento de la arena silicea usada en los filtros rápidos de una central potabilizadora;Marín Galvín;Ing. Quimica,1990