1. Direct potable reuse: a future imperative;Leverenz;J Water Reuse Des,2011
2. FAO-Aquastat. http://www.fao.org/nr/water/aquastat/water_use/index.stm; 2013 [consulted on December 2013].
3. Water recycling in Australia: a review undertaken by the Australian academy of technological sciences and engineering water recycling in Australia;AASTE Australian Academy of Technological Sciences and Engineering,2004
4. Soil as a wastewater treatment system: historical development;Tzanakakis;Water Sci Technol, Water Supply,2007
5. Water reclamation and reuse around the world. Chapter 1;Jiménez,2008