Demchenko B, Komarov A, Ussoltseva L. Robust method for determining the orbits of geostationary satellites with a lack of data. Rec.Contr.Phys. [Internet]. 2016 Sep. 12 [cited 2026 Feb. 2];2016(3):120-4. Available from: https://bph.kaznu.kz/index.php/zhuzhu/article/view/922