@book{90238,
	author = {Le Bon, Gustave.},
	title = {L'évolution de la matière / },
	editor = {Hemmerlé et Cie.)},
	publisher = {Ernest Flammarion, },
	year = {1905 (},
	series = {Bibliothèque de philosophie scientifique},
	address = {París : }
}