@article {259,
	title = {Explaining the {\textquotedblleft}Mystery{\textquotedblright} of Periodicity in Inter-Transmission Times in Two-Dimensional Event-Triggered Controlled Systems},
	journal = {IEEE Transactions on Automatic Control},
	volume = {68},
	number = {2},
	year = {2023},
	month = {February},
	pages = {912-927},
	author = {R. Postoyan and R. G. Sanfelice and W. P. M. H. Heemels}
}
