TY  - RPRT
TI  - An iterative algorithm for orbit determination and gravity field recovery using long repeat arcs
AU  - Wu, Jiun-Tsong
AU  - Wu, Sien-Chong
AU  - Bertiger, Willy I.
PY  - 1990
UR  - https://ntrs.nasa.gov/citations/19900059780
ID  - 19900059780
ER  -