@misc{Walker2019,
  author    = {Walker, Jessica},
  title     = {Was bringt die {\"O}ko-Taste auf der Waschmaschine? Sparen auf Knopfdruck},
  series = {Bild Online},
  journal   = {Bild Online},
  number    = {28.11.2019},
  year      = {2019},
  language  = {de}
}
@misc{Walker2019,
  author    = {Walker, Jessica},
  title     = {Warum sehen Bakterien eigentlich so bunt aus?},
  series = {Bild Online},
  journal   = {Bild Online},
  number    = {09.08.2019},
  year      = {2019},
  language  = {de}
}