@book{5143,
	author = {Boyce,William E},
	title = {Elementary Differential Equations and Boundary Value Problems},
	publisher = {John Wiley & Sons Publisher},
	address = {New York},
	edition = {7th},
	url = {https://libgen.is/book/index.php?md5=32B33CC71AD0901BCF8C66C0131C9905}
}