@Article{SCI:Jak2011a,
  author =    "J. Jakeman and R. Archibald and D. Xiu",
  title =     "Characterization of Discontinuities in
              High-dimensional Stochastic Problmes on Adaptive
              Sparse Grids",
  journal =   "Journal of Computational Physics",
  volume =    "230",
  number =    "10",
  pages =     "3977--3997",
  year =      "2011",
  doi =       "10.1016/j.jcp.2011.02.022",
  keywords =  "Adaptive sparse grids, Stochastic partial
              differential equations, Multivariate discontinuity
              detection, Generalized polynomial chaos method,
              High-dimensional approximation",
  url =       "http://www.sci.utah.edu/publications/jakeman11/Jakeman_JCP2011.pdf",
}