@article{Kuge2022BezLight,
  author = {Takahiro Kuge and Tatsuya Yatagawa and Shigeo Morishima},
issn = {2331-7418},
  journal = {Journal of Computer Graphics Techniques (JCGT)},
  month = {February},
  day = {18},
  number = {1},
  pages = {1--16},
  title = {Real-time Shading with Free-form Planar Area Lights using Linearly Transformed Cosines},
  url = {http://jcgt.org/published/0011/01/01/},
  volume = {11},
  year = {2022},
}