1. 1) K. Yoshida, H. Abe, Y. Yamane et al., Research on the State-of-the-art of Probabilistic Safety Assessment for Non-reactor Nuclear Fcilities (II), JAEA-Research2007-002 (1989), [in Japanese].
2. 2) T. P. McLaughlin et al., A Review of Criticality Accidents 2000 Revision, LA-13638 (2000).
3. 3) 原子力安全委員会 ウラン加工工場臨界事故調査委員会,「ウラン加工工場臨界事故調査委員会報告」(1999).
4. 4) N. Watanabe, H. Tamaki, Review and Compilation of Criticality Accidents in Nuclear Fuel Processing Facilities Outside of Japan, JAERI-Review 2000-006 (2000), [in Japanese].
5. 5) Nuclear Criticality Safety Handbook Version 2, JAERI 1340, (1999), [in Japanese].