@ARTICLE{dubla:2009,
  author = {P. Dubla and K. Debattista and A. Chalmers},
  title = {Adaptive Interleaved Sampling for Interactive High-Fidelity Rendering},
  journal = {Computer Graphics Forum},
  month = {February},
  year = {2009},
  doi = {10.1111/j.1467-8659.2009.01419.x},
  url = {http://dx.doi.org/10.1111/j.1467-8659.2009.01419.x}
}