@book{36178,
	author = {Gruber, Bruno J. and Marmo, Giuseppe. and SpringerLink (Online service)},
	title = {Symmetries in Science XI},
	publisher = {Springer Netherlands,},
	year = {2005.},
	address = {Dordrecht :},
	url = {http://dx.doi.org/10.1007/1-4020-2634-X}
}