Balodis J, Morozova K, Silabriedis G, Kalinka M, Balodis K, Mitrofanovs I, Baltmane I, Jumare I. Changing the national height system and GEOID model in Latvia. GAC [Internet]. 2016Apr.8 [cited 2024May8];42(1):20-4. Available from: https://journals.vilniustech.lt/index.php/GAC/article/view/2502