@book{180990,
	author = {Jornadas de Perforación "Fernando Alvarez" (7mas : 2001 set. 6-7 : Neuquén)},
	title = {Optimizing drilling efficiency by addressing the issue of borehole quality},
	url = {https://biblioteca.iapg.org.ar/ArchivosAdjuntos/VIIJornadasdePerforacion2001/Watkins.pdf}
}