@misc{indiciae2527d9131649,
  title = {[New S-protecting groups for cystein].},
  author = {W König and R Geiger and W Siedel},
  year = {1968},
  doi = {10.1002/cber.19681010239},
  url = {https://pubmed.ncbi.nlm.nih.gov/5683147/},
  note = {Source identifier: 5683147}
}