1. API 1104 (2013) Welding of pipelines and related facilities, API standard 1104, 21st edn, September 2013. American Petroleum Institute
2. API 5L (2018) Specification for line pipe. API specification 5L, 46th edn, April 2018. American Petroleum Institute
3. API RP 2Z (2005) Recommended practice for preproduction qualification for steel plates for offshore structures. API Recommended Practice 2Z, 4th edn: September 2005. American Petroleum Institute
4. ASME B31.4 (2016) Pipeline transportation systems for liquids and slurries. The American Society of Mechanical Engineers, New York, pp 10016–15990
5. ASME B31.82 (2018) Gas transmission and distribution piping systems. The American Society of Mechanical Engineers, New York, pp 10016–15990