@article{SchwarzEiselt2012,
  author    = {Wolfgang Schwarz and Anne-Kathrin Eiselt},
  title     = {Numerical distance effects in visual search},
  journal   = {Attention, perception, \& psychophysics : AP\&P ; a journal of the Psychonomic Society, Inc.},
  volume    = {74},
  number    = {6},
  pages     = {1098 -- 1103},
  doi       = {10.3758/s13414-012-0342-8},
  year      = {2012},
}