Perovych, Lev, Ihor Perovych, Lesia Perovych, and Oksana Ludchak. “To Determination of the Heights on Geodynamic and Technogenic Polygons”. Geodesy and Cartography 44, no. 2 (August 8, 2018): 45-49. Accessed November 25, 2024. https://gc.vgtu.lt/index.php/GAC/article/view/1703.