1. Rohmer G, Dünkler R, Köhler S, von der Grün T, Franke N (2005) A Microwave Based Tracking System for Football, Proceedings of the ION GNSS 2005, Long Beach, CA, USA
2. Townsend BR, van Nee DJR, Fenton PC, Dierendonck KJV (1994) Performance Evaluation of the Multipath Estimating Delay Lock Loop, Proceedings of the IEEE Position, Location and Navigation Symposium, Las Vegas, NV, USA
3. Hofmann G, Breiling M, (2004) Vorrichtung und Verfahren zum Bestimmen eines Eintreffzeitpunktes einer Empfangsfolge, Patent DE 10,2004,059,941
4. Weill LR (1995) Achieving Theoretical Accuracy Limits for Pseudo Ranging in the Presence of Multipath, Proceedings of the 8th International Technical Meeting of the Institute of Navigation, Palm Springs, CA, USA, pp 1521–1530
5. Lecture Notes in Earth Sciences;PJG Teunissen,1996