Ustinova, Nelli, Vello Kala, Tarvo Mill, and Artu Ellmann. “Geodetic Surveying Studies for Civil Engineering Students at Tallinn University of Technology”. Geodesy and Cartography 38, no. 2 (June 29, 2012): 86-91. Accessed April 27, 2024. https://journals.vilniustech.lt/index.php/GAC/article/view/4747.