@book{12395,
	author = {Haykin, Simon},
	title = {Signal and systems},
	publisher = {John Wiley & Sons Publisher},
	year = {2008},
	address = {New Delhi},
	edition = {2nd},
	url = {https://libgen.is/book/index.php?md5=F1246A14E064FB5B90EE22C783825CD1}
}