References
- ISO 9951, 1993, 'Measurement of Gas Flow in Closed Conduits-Turbine Meters' ISO
- Jos G. M. van der Grinten, 1990, 'Eror Curves of Turbine Gas Meters' Report of NMi, Netherland
- BS EN 12261, 2002, 'Gas Meters-Turbine Gas Meters' BSi, UK
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