@book{22309,
	author = {Proakis John G},
	title = {Digital signal processing},
	publisher = {Pearson Education Publisher},
	year = {2004},
	address = {New Delhi},
	edition = {3rd},
	url = {https://libgen.is/book/index.php?md5=EFBE9120CEF646E3C113C16CF18D48C5}
}