@unpublished{FischerKnops2014,
  author    = {Fischer, Martin H. and Knops, Andre},
  title     = {Attentional cueing in numerical cognition},
  series = {Frontiers in psychology},
  volume    = {5},
  journal   = {Frontiers in psychology},
  publisher = {Frontiers Research Foundation},
  address   = {Lausanne},
  issn      = {1664-1078},
  doi       = {10.3389/fpsyg.2014.01381},
  pages     = {3},
  year      = {2014},
  language  = {en}
}
@article{WiemersFischer2016,
  author    = {Wiemers, Michael and Fischer, Martin H.},
  title     = {Effects of Hand Proximity and Movement Direction in Spatial and Temporal Gap Discrimination},
  series = {Frontiers in psychology},
  volume    = {7},
  journal   = {Frontiers in psychology},
  publisher = {Frontiers Research Foundation},
  address   = {Lausanne},
  issn      = {1664-1078},
  doi       = {10.3389/fpsyg.2016.01930},
  pages     = {10},
  year      = {2016},
  language  = {en}
}