![Applied Sciences | Free Full-Text | GPS Results from Long Time Monitoring of Geodynamic Processes in South-Western Bulgaria | HTML Applied Sciences | Free Full-Text | GPS Results from Long Time Monitoring of Geodynamic Processes in South-Western Bulgaria | HTML](https://www.mdpi.com/applsci/applsci-12-02682/article_deploy/html/images/applsci-12-02682-g003.png)
Applied Sciences | Free Full-Text | GPS Results from Long Time Monitoring of Geodynamic Processes in South-Western Bulgaria | HTML
![Sensors | Free Full-Text | Impact of Using GPS L2 Receiver Antenna Corrections for the Galileo E5a Frequency on Position Estimates | HTML Sensors | Free Full-Text | Impact of Using GPS L2 Receiver Antenna Corrections for the Galileo E5a Frequency on Position Estimates | HTML](https://www.mdpi.com/sensors/sensors-20-05536/article_deploy/html/images/sensors-20-05536-g001.png)
Sensors | Free Full-Text | Impact of Using GPS L2 Receiver Antenna Corrections for the Galileo E5a Frequency on Position Estimates | HTML
![Standard deviation of ZTD bias for analysed EPN stations and various... | Download Scientific Diagram Standard deviation of ZTD bias for analysed EPN stations and various... | Download Scientific Diagram](https://www.researchgate.net/profile/Grzegorz-Nykiel/publication/320508720/figure/fig1/AS:551298363650050@1508451180486/Standard-deviation-of-ZTD-bias-for-analysed-EPN-stations-and-various-constellations_Q640.jpg)