title: Challenges to calibration: Facing an increasingly critical environment.
authors.affiliation: Waternet/Amsterdam Water Supply, Vogelenzangseweg 21, 2114 BA Vogelenzang, the Netherlands. theo.olsthoorn@waternet.nl
authors.forename: Theo N
authors.initials: TN
authors.lastname: Olsthoorn
authors.forename: Pierre T W J
authors.initials: PT
authors.lastname: Kamps
mesh_terms: D002138:Calibration; D002947:Cities; D035264:Flowers / Q000502:physiology; D049672:History, 19th Century; D049673:History, 20th Century; D049674:History, 21st Century; D008962:Models, Theoretical; D009426:Netherlands; D014881:Water Supply / Q000266:history