Parseliunas, Eimuntas, Arunas Buga, Leonardas Marozas, Marius Petniunas, and Saulius Urbanas. “LitPOS – a Part of EUPOSS®”. Geodesy and Cartography 34, no. 2 (August 3, 2012): 50-57. Accessed April 23, 2024. https://journals.vilniustech.lt/index.php/GAC/article/view/10895.