Seidelmann, P.K. and Kaufinan, B.,(Eds.) 1994, Proceedings of the Artificial Satellite
Theory Workshop held at the U.S.Naval Observatory, Nov., 1993, discussion and
recommendation, pp. 237-262, U.S.Naval Observatory, Washington.
Tapley B.D. et al., 1991, The University of Texas Earth Gravity Field Model, paper
presented at the IUGG XX General Assembly, Vienna, Austria, August 12-24, 1991.
Tapley, B.D., et al., 1994, The JGM-3 Gravity Model, paper presented at the EGS XIX
General Assembly, Grenoble, France.
Wnuk, E., 1988, Tesseral Harmonic Perturbations for High Order and Degree Harmonics,
Celest. Meck, vol 44, pp. 179-191.
Wnuk, E., 1995a, Second Order Perturbations Due to the Gravity Potential of a Planet, in
From Newton to Chaos, AE.Roy and B.A. Steves, (Eds.), NATO ASI Series B, Vol
336, pp. 259-268, Plenum Press.
Wnuk, E., 1995b, Accuracy of Predicted Earth's Artificial Satellite Orbits, Adv. Space
Res., Vol 16, No. 12, pp. (12)101-(12)104.
Wytrzyszczak, I. and Wnuk, E., 1992, The Satellite Motion on Orbits with Small Eccentricity and Small Inclination, Proceedings of the Second International Workshop on
Positional Astronomy and Celestial Mechanics, Valencia, Spain, 1992.
207