1. Ashjaee J, Ashtech XII GPS technology (1990) In: Proceedings of IEEE PLANTS?90 Position Location and Navigation Symposium, Las Vegas, IEEE, New York, pp 184?190
2. Bossler JD, Goad CC, Bender PL (1980) Using the Global Positioning System (GPS) for geodetic positioning, Bulletin Géodésique, Vol 54, pp 553?563
3. Chang X-W, Paige CC (2003) An orthogonal transformation algorithm for GPS positioning, SIAM J Sci Comp 24:1710?1732
4. Goad CC (1990) Optimal filtering of pseudoranges and phases from single-frequency GPS receivers. Navigation, J Inst Navigation 37:249?262
5. Golub GH, Van Loan CF (1996) Matrix Computations, 3rd edn. The Johns Hopkins University Press, Baltimore, MD