@article {codrean2015period,
	title = {Period dependent averaging of a class of pulse modulated systems. Application to the cardiovascular system},
	journal = {Journal of Control Engineering and Applied Informatics},
	volume = {17},
	number = {1},
	year = {2015},
	pages = {91{\textendash}98},
	author = {Codrean, Alexandru and Dragomir, Toma Leonida}
}
