@book{168900,
	author = {Gayon, P.H.},
	title = {Modélisation de la viscosité des fluides de gisement},
	year = {sept./oct. 2008},
	url = {http://ogst.ifp.fr/index.php?option=article&access=standard&Itemid=129&url=/articles/ogst/pdf/2008/05/ogst06019.pdf}
}