Natural Gas Fluids Measurement: Concentric, Square-Edged Orifice Meters – Part 4: Background, Development, Implementation, Procedures and Subroutine Documentation
Handbook / Manual / Guide by American Petroleum Institute, 11/01/1992

Natural Gas Fluids Measurement – Converting Mass of Natural Gas Liquids and Vapors to Equivalent Liquid Volumes, Second Edition
Handbook / Manual / Guide by American Petroleum Institute, 06/17/2017

Natural Gas Fluids Measurement: Converting Mass of Natural Gas Liquids and Vapors to Equivalent Liquid Volumes
Handbook / Manual / Guide by American Petroleum Institute, 04/01/1991

Natural Gas Fluids Measurement: Calculation of Gross Heating Value, Relative Density and Compressibility Factor for Natural Gas Mixtures from Compositional Analysis
Handbook / Manual / Guide by American Petroleum Institute, 01/01/1981

Calculation of Gross Heating Value, Relative Density, Compressibility and Theoretical Hydrocarbon Liquid Content for Natural Gas Mixtures of Custody Transfer, Third Edition
Handbook / Manual / Guide by American Petroleum Institute, 01/01/2009

Natural Gas Fluids Measurement: Continuous Density Measurement
Handbook / Manual / Guide by American Petroleum Institute, 04/01/1991

Mass Measurement of Natural Gas Liquids, Fourth Edition
Handbook / Manual / Guide by American Petroleum Institute, 04/01/2012

Mass Measurement of Natural Gas Liquids, Third Edition
Handbook / Manual / Guide by American Petroleum Institute, 10/01/2009

Mass Measurement of Natural Gas Liquids and Other Hydrocarbons, Fifth Edition
Handbook / Manual / Guide by American Petroleum Institute, 02/01/2018