@article{KaeserBascheraKohnetal.2013,
  author    = {Tanja K{\"a}ser and Gian-Marco Baschera and Juliane Kohn and Karin Kucian and Verena Richtmann and Ursina Grond and Markus Gross and Michael G. von Aster},
  title     = {Design and evaluation of the computer-based training program Calcularis for enhancing numerical cognition},
  journal   = {Frontiers in psychology},
  volume    = {4},
  number    = {31},
  doi       = {10.3389/fpsyg.2013.00489},
  year      = {2013},
}