On determination of flow routes in a stormwater network using the least squares methodLaanearu, Janek; Annus, Ivar; Vassiljev, Anatoli; Koppel, TiitIntegrating Water Systems : proceedings of the Tenth International Conference on Computing and Control in the Water Industry 2009 : CCWI2009 : Sheffield, UK, 1-3 September 20092009 / p. 731-734

On hydraulic power capacity of water supply systemKoppel, Tiit; Ainola, Leo; Vaabel, JoonasIntegrating Water Systems : proceedings of the Tenth International Conference on Computing and Control in the Water Industry 2009 : CCWI2009 : Sheffield, UK, 1-3 September 20092009 / p. 551-555

Use of relative roughness and changed diameters for old pipes when calibrating an operational water distribution systemVassiljev, Anatoli; Martaud, M.; Koppel, TiitIntegrating Water Systems : proceedings of the Tenth International Conference on Computing and Control in the Water Industry 2009 : CCWI2009 : Sheffield, UK, 1-3 September 20092009 / p. 283-286