Supporting Linear Least Square Filter by Adding New Mathematical Conditions for Solving Ambiguity in Precise Point Positioning and Comparative Study Versus Kalman Filter. Tuj-eng [Internet]. 2021 Mar. 10 [cited 2026 Oct. 13];43(1). Available from: https://journal.latakia-univ.edu.sy/index.php/engscnc/article/view/10342