Kuznetsov, Vladimir B. “The Determination of a Preliminary Orbit by Cauchy-Kuryshev-Perov Method”. Vestnik of Saint Petersburg University. Mathematics. Mechanics. Astronomy 8, no. 4 (January 4, 2022): 716–727. Accessed May 19, 2024. https://math-mech-astr-journal.spbu.ru/article/view/13949.