@InCollection{SCI:Hub2003a,
  author =    "M.E. Hubbard and M. Berzins",
  title =     "A Positivity Preserving Finite Element Method for
              Hyperbolic Partial Differential Equations",
  booktitle = "Computational Fluid Dynamics 2002",
  pages =     "205--210",
  year =      "2003",
  editor =    "S. Armfield and P. Morgan and K. Srinivas",
  publisher = "Springer-Verlag",
  keywords =  "forward problems inverse problems forward
              simulation inverse solutions, finite elements,
              computational pde pdes computational partial
              differential equations",
  url =       "http://www.sci.utah.edu/publications/hubbard03/Hubbard_ICCFD2003.pdf",
}