@InProceedings{wiren-EtAl:2016:CogACLL,
  author    = {Wir\'{e}n, Mats  and  Nilsson Bj\"{o}rkenstam, Kristina  and  Grigonyt\'{e}, Gintar\'{e}  and  Cortes, Elisabet Eir},
  title     = {Longitudinal Studies of Variation Sets in Child-directed Speech},
  booktitle = {Proceedings of the 7th Workshop on Cognitive Aspects of Computational Language Learning},
  month     = {August},
  year      = {2016},
  address   = {Berlin},
  publisher = {Association for Computational Linguistics},
  pages     = {44--52},
  url       = {http://anthology.aclweb.org/W16-1907}
}