1. Bulletin API 2U Third Edition, 2004: Bulletin on Stability Design of Cylindrical Shells. American Petroleum Institute, Washington, D.C. 20005.
2. Code ASME Section VIII Division 1 2001: Rules for Construction of Pressure Vessels. The American Society of Mechanical Engineers, New York, NY 10016-5990.
3. Standard API 579/ASME FFS-1, 2007: Fitness for Service. American Petroleum Institute, Washington, D.C. 20005.
4. Standard API 510 Ninth Edition, 2008: Pressure Vessel Inspection Code: In-Service Inspection, Rating, Repair, and Alteration. American Petroleum Institute, Washington, D.C. 20005.