@misc{indiciae05d64408d234,
  title = {[Specific refraction of binary and ternary systems].},
  author = {K H LUDDE},
  year = {1953},
  doi = {10.1002/ardp.19532860403},
  url = {https://pubmed.ncbi.nlm.nih.gov/13081111/},
  note = {Source identifier: 13081111}
}