1. Brown, D. C., The error model best estimation of trajectory, AD602799, 1965.
2. Wang, Z. M., Estimation of constant system errors of continuous wave radar system,Chinese Space Science and Technology (in Chinese), 1996, (1): 11.
3. Charles, L., Carroll, J., High accuracy trajectory determination,Future Space Program and Impact on Range and Network Development (ed. Morgenthaler, G. W.), Las Gruces: AAS Science and Technology Series, 1967, 15: 311.
4. Wang, Z. M., Zhou, H. Y., Mathematical processing of range and range rate tracking data, AD-A310796, 1996.
5. Wang, S. F.,Spline Function with Applications (in Chinese), Xi'an: Northwest Industry University Press, 1989, 1–31.