@book{137508,
	author = {Dym, Clive L. and ebrary, Inc.},
	title = {Principles of mathematical modeling},
	publisher = {Elsevier Academic Press,},
	year = {c2004.},
	address = {Amsterdam ;},
	edition = {2nd ed. /},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10167048}
}