@misc{indiciaedc613a6f0908,
  title = {Carl Ludwig.},
  author = {W B Fye},
  year = {1991},
  doi = {10.1002/clc.4960140415},
  url = {https://pubmed.ncbi.nlm.nih.gov/2032415/},
  note = {Source identifier: 2032415}
}