TY  - RPRT
TI  - Automated measurement of frequency response of frequency-modulated generators using the Bessel null method 
AU  - Major, J R
PY  - 1986
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS TN 1093
DO  - 10.6028/NBS.TN.1093
ER  -