@misc{indiciaefe73170e63fa,
  title = {[Additional studies on karyoplasmic structures designated as sphaeridia].},
  author = {E Horstmann and D W Büttner},
  year = {1967},
  url = {https://pubmed.ncbi.nlm.nih.gov/5603225/},
  note = {Source identifier: 5603225}
}