@misc{indiciaeb06210a2fa1a,
  title = {Das Süsswasserplankton; Methode und Resultate der quantitativen Untersuchung — Illustration, Page 158},
  year = {1896},
  url = {https://www.biodiversitylibrary.org/page/37004068},
  note = {Source identifier: page-37004068}
}