@article{Eisemann07RS,
  author = {Martin Eisemann and Thorsten Grosch and Marcus Magnor and Stefan Mueller},
  title = {{Fast Ray/Axis-Aligned Bounding Box Overlap Tests using Ray Slopes}},
  journal = {journal of graphic tools},
  year = {2007},
  month = {12},
  volume = {12},
  number = {4},
  publisher = {A.K. Peters},
  pages = {35--46}
}