@misc{indiciaecf26ec120b16, title = {Precise Orbit Determination for the GEOSAT Follow-On Spacecraft}, author = {Lemoine, Frank G. and Rowlands, David D. and Zelensky, Nikita P. and Luthcke, Scott B. and Cox, Christopher M. and Marr, Gregory C.}, year = {1999}, url = {https://ntrs.nasa.gov/citations/19990064196}, note = {Source identifier: 19990064196} }