S. V. Sodha, Menon, M., Trivedi, K., Ati, A., Figueroa, M. E., Ainslie, R., Wannemuehler, K., y Quick, R.,
«Microbiologic effectiveness of boiling and safe water storage in South Sulawesi, Indonesia»,
Journal of water and health, pp. p. 577 - 585; 4 tab.; 1 fig., 2011.
M. Murray,
«Newly designed ceramic water pot for low-income households». PATH, Washington, DC, USA, p. 13 p.; 3 fig.; 7 photographs; 11 boxes, 2011.
Abt Associates -Cambridge, MA, US,
«Pakistan safe drinking water and hygiene promotion project (PSDW-HPP) : endline evaluation final report prepared for USAID». USAID, Washington, DC, USA, p. iv, 50 p. : fig., tab., 2011.
WHO -Geneva, CH, World Health Organization,
«Safe drinking-water from desalination». World Health Organization (WHO), Geneva, Switzerland, p. iv, 28 p. : 1 fig., 3 tab., 2011.
J. H. Stern y Stern, A.,
«Water harvesting through sand dams». ECHO, Educational Concerns for Hunger Organization, North Ft. Myers, FL, USA, p. 20 p. : 9 fig., 2011.
J. H. Stern y Stern, A.,
«Water harvesting through sand dams»,
Echo development notes (EDN), p. ca 17 p. : 8 fig., 2011.