1. API spec 5CT. Specification for casing and tubing. 6th ed. Washington (DC): API; October 1998.
2. API spec 5B. Specification for threading, gauging, and thread inspection of casing, tubing, and line pipe threads. 14th ed. Washington (DC): API; August 1996.
3. API recommended practice 5C5. Recommended practice for evaluation procedures for casing and tubing connection. Washington (DC): API.
4. API recommended practice 5C1. Recommended practice for care and use of casing and tubing. Washington (DC): API.
5. API bulletin 5C2. Bulletin on performance properties of casing, tubing, and drill pipe. Washington (DC): API.