@article{ihrke2007eikonalrendering,
    author = {Ihrke, Ivo and Ziegler, Remo and Tevs, Art and Theobalt, Christian and Magnor, Marcus and Seidel, Hans-Peter},
    title = {Eikonal Rendering: Efficient Light Transport in Refractive Objects},
    volume = {26},
    number = {3},
    journal = {{ACM} Transactions on Graphics},
    booktitle = {Proc. {SIGGRAPH} 2007},
    month = jul,
    year = {2007}
}