@article{Lee2005Geometry,
    title = {{Geometry-dependent Lighting}},
    author = {Chang Ha Lee and Xuejun Hao and Amitabh Varshney},
    journal = {IEEE Transactions on Visualization and Computer Graphics},
    year = {2006},
    month = {March},
    volume = {12},
    number = {2},
    publisher = {IEEE},
    series = {TVCG},
    keywords = {Lighting design, scientific illustration, discrepant lighting, light placement, silhouette enhancement, proximity shadows, spherical harmonics},
    doi = {10.1109/TVCG.2006.30},
    pages = {197 -- 207}
}