Kazakevičius, Stasys Vytautas, and Arūnas Būga. “Activities of the Baltic Geodetic Commission Between WWI and WWII”. Geodesy and Cartography 30, no. 1 (August 3, 2012): Ia-If. Accessed November 22, 2024. https://btp.vgtu.lt/index.php/GAC/article/view/11008.