@article{app-jac-88-scra,
  author = {A. Appel and G. Jacobsen},
  title = {The World's Fastest {Scrabble} Program},
  journal = {Communications of the ACM},
  volume = {31},
  number = {5},
  pages = {572--578, 585},
  year = 1988,
  month = may
}