共 2 条
- [1] RECALIBRATION OF NATIONAL BUREAU OF STANDARDS TRITIATED WATER STANDARDS BY GAS COUNTING [J]. INTERNATIONAL JOURNAL OF APPLIED RADIATION AND ISOTOPES, 1964, 15 (06): : 351 - &
- [2] PRAZISE ABSOLUTMESSUNG DER AKTIVITAT VON TRITIUM - 3 [J]. INTERNATIONAL JOURNAL OF APPLIED RADIATION AND ISOTOPES, 1964, 15 (05): : 241 - &