7Stephens D R and Kilinski T J :Field validation of composite repair of gas transmission pipelines, Final Report to the Gas Research Institute, Chicago, Illinois, GRI 98/0032, April 1998.
8Chris Alexander, Bob Francini: State of the aet assessment of eompoaite systems uset to repair transmissione, Proceeding of Icp 2006,6th International Pipeline Conference, September 25-29, Calgary, Alberta, Canada.
9Stephens D R and Kilinski T J. Field validation of composite repair of gas transmission pipelines, Final Report to the Gas Research Institute [ R ]. Chicago: GRI, 1998.
10American Petroleum Institute. API RP 581 Risk - Based Inspection Technology [ M ]. 2nd ed. Englewood: API Publications, 2008.