@Article{SCI:Joh92b,
  author =    "C.R. Johnson and R.S. MacLeod and M.A. Matheson",
  title =     "Computer Simulations Reveal Complexity of
              Electrical Activity in the Human Thorax",
  journal =   "Computers in Physics",
  volume =    "6",
  pages =     "230--237",
  year =      "1992",
  month =     "May/June",
  keywords =  "scalar field methods, vector field methods, tensor
              field methods, cardiac heart",
}