@article{guo2020next,
  title = {Next Event Estimation++: Visibility Mapping for Efficient Light Transport Simulation},
  author = {Guo, Jerry Jinfeng and Eisemann, Martin and Eisemann, Elmar},
  journal = {Computer Graphics Forum (Proc. of Pacific Graphics {PG})},
  volume = {xxx},
  number = {xxx},
  pages = {1--13},
  year = {2021}
}