@article {295,
	title = {Notions, Stability, Existence, and Robustness of Limit Cycles in Hybrid Dynamical Systems},
	journal = {IEEE Transactions on Automatic Control },
	year = {2023},
	month = {December},
	pages = {1-16},
	author = {X. Lou and Y. Li and R. G. Sanfelice}
}
