1. NRC Generic Letter 81-11 to all Power Reactor Licensees from Darrell Eisenhut,1981
2. NED0-21821-01, 79NED252, Class I, Boiling Water Reactor Feedwater Nozzle/Sparger Final Report,1979
3. NED0-24327, 81NED257, Class I, General Electric Boiling Water Reactor Feedwater Nozzle Surveillance Instrumentation System,1981
4. The 1989 ASME Pressure Vessels and Piping Conference, Honolulu;Stevens,1989