@Article{SCI:Car2021a,
  author =    "M. Carlson and X. Zheng and H. Sundar and G. E.
              Karniadakis and R. M. Kirby",
  title =     "An open-source parallel code for computing the
              spectral fractional Laplacian on 3D complex
              geometry domains",
  journal =   "Computer Physics Communications",
  volume =    "261",
  pages =     "107695",
  year =      "2021",
  publisher = "North-Holland",
  url =       "http://www.sci.utah.edu/publications/Car2021a/1-s2.0-S0010465520303416-main.pdf",
}