Eric Bittar Aassif Benassarou Dominique Ploton Laurent Lucas Hierarchical Tracking of Intra-Cell Structures in 4D Images. 82-90 2006 conf/medivis/2006 MediVis http://doi.ieeecomputersociety.org/10.1109/MEDIVIS.2006.13 db/conf/medivis/medivis2006.html#BittarBPL06