@article {KwisthoutVogtHaselagerDijkstra2008,
 author               = {J. Kwisthout and P. Vogt and P. Haselager and T. Dijkstra},
 journal              = {Connection Science},
 title                = {Joint Attention and Language Evolution},
 volume               = {20},
 number               = {2},
 pages                = {155--172},
 year                 = {2008},
 }