@book{153655,
	author = {Robinson, Geoffrey and Jachnik, Richard P.},
	title = {Novel viscometer for improved drilling fluid characterization},
	publisher = {Baker Hughes},
	year = {1996},
	address = {Houston, Texas},
	note = {Página web visitada en enero de 2004. ; Publicado en el sitio web de Baker Hughes. ; Navegadores de Internet ; Adobe Acrobat (PDF)},
	url = {http://www.bakerhughes.com/inteq/download/fluids/1996%20AADE%20Conference%20(Robinson).pdf}
}