API MPMS Chapter 17.3 (R2009)
Marine Measurement: Guidelines for Identification of the Source of Free Waters Associated With Marine Petroleum Cargo Movements
Handbook / Manual / Guide by American Petroleum Institute, 04/01/1992
API Bull E2
Management of Naturally Occurring Radioactive Materials (NORM) in Oil and Gas Production
standard by American Petroleum Institute, 04/01/1992
API Publ 307
An Engineering Assessment of Acoustic Methods of Leak Detection in Aboveground Storage Tanks
standard by American Petroleum Institute, 01/01/1992