@misc{indiciaebe0796fdae4f,
  title = {Das Süsswasserplankton; Methode und Resultate der quantitativen Untersuchung — Illustration, Page 138},
  year = {1896},
  url = {https://www.biodiversitylibrary.org/page/37004048},
  note = {Source identifier: page-37004048}
}