SKEIVALAS, Jonas. Accuracy evaluation of GPS observation results processed by discreet Kalman filter. Geodesy and Cartography, [S. l.], v. 31, n. 1, p. 20–22, 2012. DOI: 10.3846/13921541.2005.9636659. Disponível em: https://journals.vilniustech.lt/index.php/GAC/article/view/10982. Acesso em: 9 may. 2025.