Lyros, Epameinondas, Jakub Kostelecky, Vladimir Plicka, Filler Vratislav, Efthimios Sokos, and Konstantinos Nikolakopoulos. “Detection of Tectonic and Crustal Deformation Using GNSS Data Processing: The Case of PPGnet”. Civil Engineering Journal 7, no. 1 (January 1, 2021): 14–23. Accessed September 20, 2025. https://civilejournal.org/index.php/cej/article/view/2581.