TY  - RPRT
TI  - NBS 50 kHz phase angle calibraion standard 
AU  - Turgel, R S
PY  - 1986
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS TN 1220
DO  - 10.6028/NBS.TN.1220
ER  -