Water network model calibration based on grouping pipes with similar leakage and roughness estimatesAinola, Leo; Koppel, Tiit; Tiiter, K.; Vassiljev, AnatoliProceedings of ASCE's 2000 : Joint Conference on Water Resources Engineering and Water Resources Planning & Management2000 / [9] p., [CD-ROM] https://www.researchgate.net/publication/268593940_Water_Network_Model_Calibration_Based_on_Grouping_Pipes_with_Similar_Leakage_and_Roughness_Estimates

Water quality in networks in the conditions of substantial decrease of water consumptionKoppel, Tiit; Kändler, Nils; Tiiter, K.; Vassiljev, AnatoliProceedings : Frontiers in urban water management : Deadlock or hope? : symposium, 18-20 June 2001, Marseille, France2001 / p. 38-45 : ill