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Hirner, W.

Alegre, H. e.a., 2006. Performance indicators for water supply services, (Manuals of best practice series / IWA) London, UK: IWA Publishing.

Publicatiedatum: 29/12/2004

Second edition of the IWA Performance Indicator System for water services manual, first published in 2000. The Performance Indicators System can...

Hirner, W. & Lambert, A., 2000. Losses from water supply systems : standard terminology and recommended performance measures, (The blue pages) London, UK: International Water Association.

Publicatiedatum: 01/01/1970

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