@article{Eisemann07FRA,
  title = {Fast Ray/Axis-Aligned Bounding Box Overlap Tests using Ray Slopes},
  author = {Eisemann, Martin and Grosch, Thorsten and M{\"u}ller, Stefan and Magnor, Marcus},
  journal = {Journal of Graphics Tools (jgt)},
  volume = {12},
  number = {4},
  pages = {35--46},
  month = {Dec},
  year = {2007}
}