Measurement of liquid flow in closed conduits - Method by collection of the liquid in a volumetric tank (ISO 8316:1987); German version EN ISO 8316:1995— 20 стр.
Centrifugal, mixed flow and axial pumps - Code for hydraulic performance tests - Precision class (ISO 5198:1987); German version EN ISO 5198:1998— 84 стр.