@book{150146,
	author = {Pich, José and Weatherford Artificial Lift Systems and Congreso de Hidrocarburos (2do. : 2003 29 jun./2 de jul. : Buenos Aires) and Stochetti, Diógenes and Weatherford Artificial Lift Systems},
	title = {Varillas de bombeo y PCP},
	publisher = {Instituto Argentino del Petróleo y del Gas, IAPG},
	url = {https://biblioteca.iapg.org.ar/ArchivosAdjuntos/CONAID2/075trabajo.pdf}
}