@inproceedings{PulmanHigherOrder,
  title = "Higher Order Unification and the Semantics of Focus",
  author = "S. G. Pulman",
  year = "1993",
  booktitle = "Papers from the Third Nordic Conference on Text Comprehension in Man and Machine, April 1992, Link\"{o}ping University",
  isbn = "91-7871-101-0",
  pages = "113--127",
}