* Brikke, François, and Bredero, Maarten. [httphttps://www.washdocwho.infoint/water_sanitation_health/publications/docsearchlinking-technology-choice-with-o-m-in-ws/titleen/117705 Linking technology choice with operation and maintenance in the context of community water supply and sanitation: A reference document for planners and project staff] or ([httpshttp://www.whowashdoc.intinfo/water_sanitation_healthdocsearch/publicationstitle/linking-technology-choice-with-o-m-in-ws/en/ alternative 117705 alternate link]). World Health Organization and IRC Water and Sanitation Centre. Geneva, Switzerland 2003.
* CARE Nederland, Desk Study: [[Resilient WASH systems in drought-prone areas]]. October 2010.