@book{243354,
	author = {Simmons, George F.},
	title = {Differential equations : },
	publisher = {McGraw Hill Education ,},
	year = {2007 (2017).},
	series = {The Walter Rudin student series in advenced mathematics .},
	address = {Chennai :},
	edition = {Indian ed.},
	note = {Includes index.}
}