@incollection{Davidse87,
  author	= {Davidse, Kristin},
  editor	= {Dirven, Ren{\'e} and Fried, Vil{\'e}m},
  year		= {1987},
  title		= {Michael A.K. Halliday's Functional Grammar and the Prague School},
  booktitle	= {Functionalism in Linguistics},
  publisher	= {Benjamins},
  address	= {Amsterdam}
}