@unpublished{WarschburgerLehmkuhl2011,
  author    = {Warschburger, Petra and Lehmkuhl, Ulrike},
  title     = {Disturbed eating behavior and its consequences},
  series = {Praxis der Kinderpsychologie und Kinderpsychiatrie : Ergebnisse aus Psychotherapie, Beratung und Psychiatrie},
  volume    = {60},
  journal   = {Praxis der Kinderpsychologie und Kinderpsychiatrie : Ergebnisse aus Psychotherapie, Beratung und Psychiatrie},
  number    = {4},
  publisher = {Vandenhoeck \& Ruprecht},
  address   = {G{\"o}ttingen},
  issn      = {0032-7034},
  pages     = {249 -- 252},
  year      = {2011},
  language  = {de}
}
@unpublished{Warschburger2013,
  author    = {Warschburger, Petra},
  title     = {Nutrition in children and adolescents},
  series = {Zeitschrift f{\"u}r Gesundheitspsychologie},
  volume    = {21},
  journal   = {Zeitschrift f{\"u}r Gesundheitspsychologie},
  number    = {2},
  publisher = {Hogrefe},
  address   = {G{\"o}ttingen},
  issn      = {0943-8149},
  pages     = {49 -- 52},
  year      = {2013},
  language  = {de}
}