1. Manual of Petroleum Measurement Standards, Chapter 5.7 — Testing Protocol for Differential Pressure Flow Measurement Devices, 1st edition, January 2003
2. ISO 5167 Revision 4, Measurement of Fluid Flow by Means of Pressure Differential Devices Inserted in Circular Cross-Section Conduits Running Full (Section 2)
3. An experimental derivation of an expansibility factor for the V-Cone and Wafer meter;Peters,2001