Kobzev, Genadi N., Giorgi I. Melikadze, and Tamar J. Jimsheladze. “Phase Shift Sign Changes into Boreholes of Georgia ”. Journals of Georgian Geophysical Society 27, no. N1 (August 26, 2024). Accessed April 3, 2025. https://ggs.openjournals.ge/index.php/GGS/article/view/7974.