@InProceedings{SCI:Gri2015a,
  author =    "C. Gritton and M. Berzins and R. M. Kirby",
  title =     "Improving Accuracy In Particle Methods Using Null
              Spaces and Filters",
  booktitle = "Proceedings of the IV International Conference on
              Particle-Based Methods - Fundamentals and
              Applications",
  booktitle_url =
              "http://congress.cimne.com/particles2015/frontal/doc/E-book_PARTICLES_2015.pdf",
  pages =     "202-213",
  year =      "2015",
  editor =    "E. Onate and M. Bischoff and D.R.J. Owen and P.
              Wriggers and T. Zohdi",
  publisher = "CIMNE",
  month =     "September",
  location =  "Barcelona, Spain",
  isbn =      "978-84-944244-7-2",
  url =       "http://www.sci.utah.edu/publications/Gri2015a/paperforP15-2.pdf",
}