@book{144203,
	author = {Haddad, S. and Schlumberger and SPE Annual Technical Conference and Exhibition (2001 sept. 30-3 oct. : New Orleans) and Cribbs, M. and Schlumberger},
	title = {Integrating permeabilities from NMR, formation tester, well test and core data},
	note = {Disponible en formeto PDF.}
}