1. Cappallo, R. L, R. W. King, C. C. Counselman, III, and I.I. Shapiro, ‘Evidence for lunar librations near resonance,’ Celest. Mech., 26, 145, 1982.
2. Centre National d’Etudes Spatiales, Groupe de Recherches de Geodesie Spatiale, Starlette, Toulouse, France, Feb. 1975.
3. Cheng, M. K., R. J. Eanes, C. K. Shum, B. E. Schutz, and B. D. Tapley, ‘Earth rotation solution from Starlette orbit analysis during the MERIT Campaign,’ Proc. of International Conference on Earth Rotation and the Terrestrial Reference Frame, Columbus, Ohio, 1985.
4. Coates, R. J., H. Frey, J. Bosworth, and G. C. Mead, ‘Space age geodesy: The NASA crustal dynamics project,’ IEEE Trans. Geosci. Remote Sens.,GE-23(4),358–368, 1985.
5. Dickey, J. O., and J. G. Williams, ‘Geodynamical application of lunar laser ranging,’ Eos Trans. AGU,63, 301, 1982.