1. E.J. Kohler, Highlights of Peach Bottom Unit No. 1 HTGR Performance, American Nuclear Society Annual Meeting, San Diego, June 1978.
2. Fort St. Vrain Nuclear Power Station (series of articles);Walker;Nuc. Eng. Int.,1969
3. General Atomic Standard Safety Analysis Report: GASSAR, Report No. GA-A13200, Section 4.2, 1974.
4. Nuclear Power Plant Components, ASME Boiler and Pressure Vessel Code, Section III, Article NB-3113, 1971.
5. Nuclear Safety Criteria for the Design of Stationary Gas Cooled Reactor Plants, American Nuclear Society Report ANS-23, Draft No. 9, Rev. 2, January 1974.