1. Brown RG (1992) A baseline GPS RAIM scheme and a note on the equivalence of three RAIM methods. Navigation 39(3):301–316
2. Brown RG, Chin YG (1998) GPS RAIM: calculation of thresholds and protection radius using Chi-square methods-a geometric approach. Navigation V:155–178
3. Chang XW, Paige CC, Studenny J (2000) Two carrier phase based approaches for autonomous fault detection and exclusion. Proceedings of ION GPS, Salt Lake City, 19–22 September, pp 1895–1905
4. Chang XW, Paige CC, Perepetchai V (2001) Integrity methods using carrier phase. Proceedings of International Symposium on Kinematic Systems in Geodesy, Geomatics and Navigation (KIS 2001), Banff, June 5–8, pp 235–245
5. De Jonge P, Tiberius C (1996) The LAMBDA method for integer ambiguity estimation: implementation aspects. Tech Rep. 12, Delft Geodetic Computing Centre, IGR-series