@misc{73561,
  author = {George Walton},
  title = {Calculation of Obstructed View Factors by Adaptive Integration},
  year = {2002},
  month = {2002-11-01},
  publisher = {NIST Interagency/Internal Report (NISTIR), National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NIST.IR.6925},
  language = {en},
}