@book{145781,
	author = {Legarreta, Leonardo and Chevron and Chevron},
	title = {Los riesgos exploratorios},
	year = {abr. 2003},
	url = {https://biblioteca.iapg.org.ar/ArchivosAdjuntos/Petrotecnia/2003-2/LosRiesgos.pdf}
}