Llibre, Jaume; Yuan, Pengfei Periodic orbits of the planar anisotropic Manev problem and of the perturbed hydrogen atom problem. (English) Zbl 1454.70006 Qual. Theory Dyn. Syst. 18, No. 3, 969-986 (2019). MSC: 70H09 34C25 34C29 37N05 PDFBibTeX XMLCite \textit{J. Llibre} and \textit{P. Yuan}, Qual. Theory Dyn. Syst. 18, No. 3, 969--986 (2019; Zbl 1454.70006) Full Text: DOI Link
Mioc, Vasile; Anisiu, Mira-Cristiana; Barbosu, Michael Symmetric periodic orbits in the anisotropic Schwarzschild-type problem. (English) Zbl 1149.70312 Celest. Mech. Dyn. Astron. 91, No. 3-4, 269-285 (2005). MSC: 70F05 34C25 37J45 70F15 PDFBibTeX XMLCite \textit{V. Mioc} et al., Celest. Mech. Dyn. Astron. 91, No. 3--4, 269--285 (2005; Zbl 1149.70312) Full Text: DOI
Delgado, Joaquín; Diacu, Florin N.; Lacomba, Ernesto A.; Mingarelli, Angelo; Mioc, Vasile; Perez, Ernesto; Stoica, Cristina The global flow of the Manev problem. (English) Zbl 0884.70013 J. Math. Phys. 37, No. 6, 2748-2761 (1996). Reviewer: G.Arazov (Baku) MSC: 70F05 PDFBibTeX XMLCite \textit{J. Delgado} et al., J. Math. Phys. 37, No. 6, 2748--2761 (1996; Zbl 0884.70013) Full Text: DOI Link