References
- Evans , E. A. 1974 . Tritium and its Compounds , 379 London : Butterworths and Co. .
- Pichat L. , B.I.S.T., Commissariat a l Energie Atomique , France , No. 178 , 1973
- Noll St. Mittag E. Grosse B. , ZfK-Report 640 , 1988
- Mittag E. Noll St. , publication in progress