@book{30070,
	author = {Ecole d'été de physique théorique (Les Houches, Haute-Savoie, France) and DeWitt-Morette, Cécile,},
	title = {Relativity, groupes and topology :},
	publisher = {Gordon and Breach,},
	year = {[1964]},
	address = {New York :},
	note = {English or French.}
}