TY  - RPRT
TI  - The NIST digitally synthesized power calibration source 
AU  - Oldham, Nile
PY  - 1990
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS TN 1281
DO  - 10.6028/NIST.TN.1281
ER  -