@misc{indiciae47f5aaf8833c,
  title = {Estimating light vectors in real time.},
  author = {Wai-Man Pang and Tien-Tsin Wong and Pheng-Ann Heng},
  doi = {10.1109/mcg.2004.1297009},
  url = {https://pubmed.ncbi.nlm.nih.gov/15628071/},
  note = {Source identifier: 15628071}
}