@book{130920,
	author = {Pisano, Guillermo and Latin American and Caribbean Petroleum Engineering Conference (7th : 2001 mar. 25-28: Buenos Aires, Argentina) and Bouzas, Carlos and Latin American and Caribbean Petroleum Engineering Conference (7th : 2001 mar. 25-28: Buenos Aires, Argentina)},
	title = {Early Environmental Warning System for Underground River Crossings},
	publisher = {Society of Petroleum Engineers},
	year = {2001},
	address = {Dallas, Texas},
	url = {https://biblioteca.iapg.org.ar/ArchivosAdjuntos/LACPEC2001/Spe69441.pdf}
}