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@article{beltritti_periodic_2021,
	title = {Periodic solutions of a generalized {Sitnikov} problem},
	volume = {133},
	issn = {1572-9478},
	url = {https://doi.org/10.1007/s10569-021-10005-z},
	doi = {10.1007/s10569-021-10005-z},
	abstract = {In this paper, we study the problem of determining whether a global family of even periodic solutions of a generalized Sitnikov problem, which emerges from a circular generalized Sitnikov problem, continues for all values of eccentricity in [0, 1) or ends in the equilibrium.},
	language = {en},
	number = {2},
	urldate = {2021-02-21},
	journal = {Celestial Mechanics and Dynamical Astronomy},
	author = {Beltritti, Gastón},
	month = feb,
	year = {2021},
	keywords = {mentions sympy, periodic solutions, sitnikov problem},
	pages = {6},
}