Aleksejenko, Ivars, Janis Sakne, Maris Kalinka, Martins Reiniks, Ausra Kalantaite, Boleslovas Krikstaponis, Eimuntas Kazimieras Parseliunas, Petras Petroskevicius, and Povilas Viskontas. “The United Geodetic Vertical Network of Latvia and Lithuania”. Geodesy and Cartography 38, no. 1 (April 12, 2012): 9-19. Accessed December 23, 2024. https://transport.vilniustech.lt/index.php/GAC/article/view/4736.