@article{
juarez2009,
   Author = {Juarez, Alex and Bartneck, Christoph and Feijs, Loe},
   Title = {On the creation of standards for interaction between real robots and virtual worlds},
   Journal = {Journal of Virtual Worlds Research},
   Volume = {2},
   Number = {3},
   Pages = {4-8},
      Year = {2009} }