@article{Wu:2016:fsrt, 
author={K. Wu and A. Knoll and B. J. Isaac and H. Carr and V. Pascucci}, 
journal={IEEE Transactions on Visualization and Computer Graphics}, 
title={Direct Multifield Volume Ray Casting of Fiber Surfaces}, 
year={2017}, 
volume={23}, 
number={1}, 
pages={941-949}, 
keywords={Isosurface;Multidimensional Data;Volume Rendering}, 
doi={10.1109/TVCG.2016.2599040}, 
ISSN={1077-2626}, 
month={Jan}
}