@book{189261,
	author = {Boyce, William E., and DiPrima, Richard C.,},
	title = {Elementary differential equations and boundary value problems.},
	publisher = {John Wiley & Sons Singapore Pte. Ltd,},
	year = {2022.},
	address = {Singapore :},
	edition = {Twelfth edition /},
	note = {Previous edition: 2017.}
}