Mahbod, Mohammad. “The Resultant Formula of Masses m_1/M_2,. , m_n in Space Oxyz at a Point”.
JOURNAL OF ADVANCES IN MATHEMATICS
10, no. 5 (May 28, 2015): 3463–3471. Accessed May 8, 2025. https://rajpub.com/index.php/jam/article/view/1624.