@misc{Mattausch2005,
  author    = {Jason Mattausch},
  title     = {On the optimization and grammaticalization of anaphora},
  booktitle = {Zentrum f{\"u}r Allgemeine Sprachwissenschaft, Sprachtypologie und Universalienforschung (Berlin): ZAS papers in linguistics ; Vol. 38},
  issn      = {1435-9588},
  url       = {http://www.zas.gwz-berlin.de/fileadmin/material/ZASPiL_Volltexte/zp38/zaspil38.pdf},
  series    = {ZAS papers in linguistics : ZASPiL},
  number    = {38},
  type      = {workingpaper},
  pages     = {187},
  year        = {2005},
}