@Article{Weber:2007:TCVR,
    title    = "Topology-Controlled Volume Rendering",
    author   = "Gunther H. Weber and Scott E. Dillard and Hamish Carr and
                Valerio Pascucci and Bernd Hamann",
    journal  = "{IEEE} Transactions on Visualization and Computer Graphics",
    year     = "March/April 2007",
    volume   = "13",
    number   = "2",
    pages    = "330--341",
    keywords = "data visualisation, feature extraction, rendering (computer
	        graphics), solid modelling, transfer functions, trees
	        (mathematics)contour topology, graphics processing units,
	        hierarchical contour tree decomposition, interval volume
	        rendering, isosurface extraction, spatial location mapping,
	        topology-controlled volume rendering, transfer functions, volume
                segmentation, volumetric data",
    doi      = "10.1109/TVCG.2007.47",
    ISSN     = "1077-2626", 
    note = "LBNL-63120",
}