@book{247393,
	author = {Xie, Iris, and Matusiak, Krystyna,},
	title = {Discover digital libraries : theory and practice / },
	publisher = {Elsevier,},
	year = {2016.},
	address = {Amsterdam, Netherlands :},
	note = {Includes index.},
	url = {http://www.sciencedirect.com/science/book/9780124171121}
}