Slow sand filter (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Slow sand filter" in English language version.

refsWebsite

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5web.archive.org

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1^st place

3books.google.com

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low place

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1the-ecentre.net

low place

low place

books.google.com

Gunn, S. William A.; Masellis, Michele (23 October 2007). Concepts and Practice of Humanitarian Medicine. Springer. ISBN 9780387722641.
HDR Engineering (2001). Handbook of Public Water Systems. New York: John Wiley and Sons. p. 353. ISBN 978-0-471-29211-1. Retrieved 28 March 2010.
Logsdon, Gary S. (2011). Water Filtration Practices. Denver, CO: American Water Works Association. pp. 1–2. ISBN 978-1613000847.

doi.org

Johnson, George (March 1914). "Present Day Water Filtration Practice". American Water Works Association. 1 (1): 31–80. Bibcode:1914JAWWA...1a..31J. doi:10.1002/j.1551-8833.1914.tb14045.x. JSTOR 41224153.

epa.gov

nepis.epa.gov

United States Environmental Protection Agency (EPA)(1990). Cincinnati, OH. "Technologies for Upgrading Existing or Designing New Drinking Water Treatment Facilities." Document no. EPA/625/4-89/023.
Small System Compliance Technology List for the Surface Water Treatment Rule (Report). EPA. August 1997. EPA 815-R-97-002.

harvard.edu

ui.adsabs.harvard.edu

Johnson, George (March 1914). "Present Day Water Filtration Practice". American Water Works Association. 1 (1): 31–80. Bibcode:1914JAWWA...1a..31J. doi:10.1002/j.1551-8833.1914.tb14045.x. JSTOR 41224153.

jstor.org

Johnson, George (March 1914). "Present Day Water Filtration Practice". American Water Works Association. 1 (1): 31–80. Bibcode:1914JAWWA...1a..31J. doi:10.1002/j.1551-8833.1914.tb14045.x. JSTOR 41224153.

pokwater.com

"History | Poughkeepsies' Water Treatment Facility". pokwater.com. Poughkeepsies' Water Treatment Facility. Retrieved 18 May 2017.

the-ecentre.net

"UNHCR eCentre" (PDF). Archived from the original (PDF) on 16 March 2006.

ucla.edu

ph.ucla.edu

"Brief history during the Snow Era". Archived from the original on 3 March 2016. Retrieved 9 January 2014.^{[full citation needed]}

web.archive.org

"Brief history during the Snow Era". Archived from the original on 3 March 2016. Retrieved 9 January 2014.^{[full citation needed]}
National Drinking Water Clearinghouse (U.S.), Morgantown, WV. "Slow Sand Filtration." Archived 6 April 2016 at the Wayback Machine Tech Brief Fourteen, June 2000.
"Tearfund – Biosand filters". Archived from the original on 24 May 2016. Retrieved 5 October 2020.
"WHO – Slow sand filtration". Archived from the original on 6 April 2016.{{cite web}}: CS1 maint: bot: original URL status unknown (link)
"UNHCR eCentre" (PDF). Archived from the original (PDF) on 16 March 2006.

who.int

Filtration of water supplies (PDF), World Health Organization
"Tearfund – Biosand filters". Archived from the original on 24 May 2016. Retrieved 5 October 2020.

wvu.edu

nesc.wvu.edu

National Drinking Water Clearinghouse (U.S.), Morgantown, WV. "Slow Sand Filtration." Archived 6 April 2016 at the Wayback Machine Tech Brief Fourteen, June 2000.