1. American Society of Mechanical Engineers (ASME),1996. Code for Operation and Maintenance of Nuclear Power Plants: Subsection ISTC, ASME OMa Code–1996: Addenda to ASME Code–1995, 1996. American Society of Mechanical Engineers, New York.
2. Electric Power Research Institute (EPRI), 1993. Application Guide for Check Valves in Nuclear Power Plants: NP-5479R1