publication venue for Low-latitude GNSS ionospheric scintillation dependence on magnetic field orientation and impacts on positioning 2020 Ice mass change in Greenland and Antarctica between 1993 and 2013 from satellite gravity measurements 2017 GPS coordinate time series measurements in Ontario and Quebec, Canada 2017 Effect of the processing methodology on satellite altimetry-based global mean sea level rise over the Jason-1 operating period 2014 Simulation study of a follow-on gravity mission to GRACE 2012 Design considerations for a dedicated gravity recovery satellite mission consisting of two pairs of satellites 2012 The international reference ionosphere today and in the future 2011 Alternative mission architectures for a gravity recovery satellite mission 2009 Site-specific multipath characteristics of global IGS and CORS GPS sites 2004