@Article{,
  author  = {Westhoven, Martin and van der Grinten, Tim},
  title   = {Communicating Robotic Help Requests: Effects of Eye-Expressions, LED-Lights and Polite Language},
  journal = {i-com - Journal of Interactive Media},
  year    = {2020},
  volume  = {19},
  number  = {2},
  pages   = {153--167},
}