@article{GolleMuehlbauerWicketal.2015,
  author    = {Kathleen Golle and Thomas M{\"u}hlbauer and Ditmar Wick and Urs Granacher},
  title     = {Physical Fitness Percentiles of German Children Aged 9-12 Years},
  journal   = {PLoS ONE},
  series    = {findings from a Longitudinal Study},
  volume    = {10},
  number    = {11},
  doi       = {10.1371/journal.pone.0142393},
  year      = {2015},
}