TY  - RPRT
TI  - National standard reference data program: background information. Prepared by Standard Reference Data Committee, National Bureau of Standards, U.S. Department of Commerce.
PY  - 1963
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS TN 194
DO  - 10.6028/NBS.TN.194
ER  -