@article{gonzalez06,
  author = {Gonz\'alez-Escribano, Arturo and Llanos, Diego R. and Orden, David
           and Palop, Bel\'en},
  title = {Parallelization alternatives and their performance for the convex
  hull problem},
  journal = {Applied Mathematical Modelling, special issue on Parallel and
  Vector Processing in Science and Engineering},
  year = {2006}, 
  volume = 30,
  number = 7, 
  pages = {563-577},
  month = {July},
  note = {ISSN 0307-904X}
}