TY  - RPRT
TI  - Temporal variations in low degree zonal harmonics from Starlette orbit analysis
AU  - Cheng, M. K.
AU  - Eanes, R. J.
AU  - Shum, C. K.
AU  - Schutz, B. E.
AU  - Tapley, B. D.
PY  - 1989
UR  - https://ntrs.nasa.gov/citations/19890051997
ID  - 19890051997
ER  -