@inproceedings {Portela-1997-VCI,
	author=		"L. M. Portela",
	booktitle=	"Proceedings of IUTAM Symposium on Simulation and Identification of Organized Structures in Flows",
	pages=		"249--258",
	title=		"The Vortex Concept and its Identification in Turbulent Boundary Layer Flows",
	year=		"1997",
	theme=		"natural",
	project=	"bat and artery",
	added-by=	"Daniel Acevedo",
	date-added=	"Wed January 21 15:53:41 2004"
}
@inproceedings {Portela-1997-VCI-url,
	author=		"L. M. Portela",
	booktitle=	"Proceedings of IUTAM Symposium on Simulation and Identification of Organized Structures in Flows",
	note=		" \url{http://vis.cs.brown.edu/docs/pdf/bib/g/Portela-1997-VCI.pdf.html}{(pdf)} \url{http://vis.cs.brown.edu/results/bibtex/Portela-1997-VCI.bib}{(bibtex: Portela-1997-VCI)}",
	pages=		"249--258",
	title=		"The Vortex Concept and its Identification in Turbulent Boundary Layer Flows",
	year=		"1997",
	theme=		"natural",
	project=	"bat and artery",
	added-by=	"Daniel Acevedo",
	date-added=	"Wed January 21 15:53:41 2004"
}