METSAR, Jaanus; KOLLO, Karin; ELLMANN, Artu. Modernization of the Estonian national GNSS reference station network. Geodesy and Cartography, [S. l.], v. 44, n. 2, p. 55–62, 2018. DOI: 10.3846/gac.2018.2023. Disponível em: https://journals.vilniustech.lt/index.php/GAC/article/view/2023. Acesso em: 9 may. 2025.