G4 Multi-constellation Precise Point Positioning Service for High Accuracy Offshore Navigation Journal title: TransNav, the International Journal on Marine Navigation and Safety of Sea Transportation Authors: Javier Tegedor, Ole Ørpen, T. Melgard, Dariusz Łapucha, H. Visser Subject(s):
Comparison of approaches to zenith tropospheric delay determination based on data of atmosphere radio sounding and GNSS observation Journal title: Геодезія, картографія і аерофотознімання Authors: S. Savchuk, N. I. Kablak, A. Khoptar Subject(s):