@book{35703,
	author = {Klein, Felix. and Sommerfeld, Arnold. and SpringerLink (Online service)},
	title = {The Theory of the Top. Volume 1},
	publisher = {Birkhäuser Boston,},
	year = {2008.},
	address = {Boston :},
	url = {http://dx.doi.org/10.1007/978-0-8176-4721-6}
}