2ISO 5167-1--1991 Measurement of field flow by means of orifice plates, nozzles and Venturi tubes inserted in circular cross-section conduits running full[S]. Geneva: International Standard Organized, 1991.
3FRIED E, IDELCHIK I E. Flow resistance. A design guide for engineers [M]. Philadelphia: Taylor & Francis, 1989.
7ISO 5167-2--2003 Measurement of field flow by means of orifice plates, nozzles and Venturi tubes inserted in circular cross-section conduits running full[S]. Geneva: International Standard Organized, 2003.