API MPMS 14.12-2017 Manual of Petroleum Measurement Standards Chapter 14-Natural Gas Fluid Measurement Section 12-Measurement of Gas by Vortex Meters (FIRST EDITION)
2017API MPMS 14.12-2017 Manual of Petroleum Measurement Standards Chapter 14-Natural Gas Fluid Measurement Section 12-Measurement of Gas by Vortex Meters (FIRST EDITION)