@misc{indiciaee06a14b8b2a7,
  title = {[Lignin from lignites].},
  author = {S M MANSKAIA and M S BARDINSKAIA and M N KOCHNEVA},
  year = {1951},
  url = {https://pubmed.ncbi.nlm.nih.gov/14802274/},
  note = {Source identifier: 14802274}
}