@article {stability-long,
	title = {Stability analysis of discrete-time infinite-horizon optimal control with discounted cost},
	journal = {IEEE Transactions on Automatic Control},
	volume = {62},
	number = {6},
	year = {2017},
	pages = {2736{\textendash}2749},
	author = {Romain Postoyan and Lucian Busoniu and Dragan Nesic and Jamal Daafouz}
}
