@article{Appel89,
  author = "Appel, Andrew W.",
  title = "{Simple generational garbage collection and stack allocation}",
  journal = "Software -- Practice and Experience",
  volume = "19",
  number = "2",
  pages = "171-183",
  month = "Feb.",
  year = "1989",
  url = "http://www.cs.berkeley.edu/~jcondit/pl-prelim/appel89simple.ps",
}