@misc{indiciae69ce14f6e60b,
  title = {Blue paraffin wax blocks: a solution to the problem.},
  author = {J Kulka and J D Davies},
  year = {1994},
  doi = {10.1136/jcp.47.2.187-a},
  url = {https://pubmed.ncbi.nlm.nih.gov/7510727/},
  note = {Source identifier: 7510727}
}