@misc{indiciaea379fff1210d,
  title = {De ontwikkeling van het chondrocranium van Alytes obstetricans voor de metamorphose — Illustration, BHL page 11558458},
  year = {1921},
  url = {https://www.biodiversitylibrary.org/page/11558458},
  note = {Source identifier: page-11558458}
}