Girkus, Romualdas, and Valdas Urbanavičius. “First and Second Triangulation of Kaunas City”. Geodesy and Cartography 36, no. 2 (August 3, 2012): 81-84. Accessed December 23, 2024. https://transport.vilniustech.lt/index.php/GAC/article/view/10827.