Hamwdi, Mayada Jasim. “Orbital Element in Celestial Mechanics and Astrophysics: An in-Depth Review”. Quest: Journal of Geometry, Mathematical and Quantum Physics 3, no. 1 (January 20, 2026): 7–13. Accessed July 23, 2026. https://eminentpublishing.us/index.php/quest/article/view/273.