TY  - RPRT
TI  - Constant-Frequency Pulsed Phase-Locked-Loop Measuring Device
AU  - Yost, William T.
AU  - Cantrell, John H.
AU  - Kushnick, Peter W.
PY  - 1992
UR  - https://ntrs.nasa.gov/citations/19930000194
ID  - 19930000194
ER  -