TY  - BOOK
AU  - Conference on ionizing radiation measurments (Gaithersburg,1980)
AU  - Heaton , H. Thompson., ed.
TI  - Proceedings of a meeting on traceability for ionizing radiation measurements
T2  - NBS special publications
U1  - 539.77 
PY  - 1982///
CY  - Washington
PB  - U.S.Department of Commerce
ER  -