SKEIVALAS, Jonas . Using collocation method and conditional equation to process of the GPS measurements results. Geodesy and Cartography, [S. l.], v. 34, n. 1, p. 12–18, 2012. DOI: 10.3846/1392-1541.2008.34.12-18. Disponível em: https://journals.vilniustech.lt/index.php/GAC/article/view/10902. Acesso em: 5 aug. 2025.