1. Bae, T.S., Kwon, J.H., Grejner-Brzezinska, D.A., 2002. Data screening and quality analysis for kinematic orbit determination of CHAMP satellite. In: Proceedings of the 2002 National Technical Meeting of The Institute of Navigation, San Diego, pp. 771–777.
2. Single receiver phase ambiguity resolution with GPS data;Bertiger;J. Geod.,2010
3. GipsyX/RTGx, a new tool set for space geodetic operations and research;Bertiger;Adv. Space Res.,2020
4. Recommendation for A-priori Bias Scale Parameters for Level-1B ACC Data (Version 2). GRACE TN-02;Bettadpur,2009
5. International Reference Ionosphere 2016: From ionospheric climate to real-time weather predictions;Bilitza;Space Weather,2017