@misc{indiciaea0da9da097e7,
  title = {A pH, gradient agar plate.},
  author = {L E SACKS},
  year = {1956},
  doi = {10.1038/178269a0},
  url = {https://pubmed.ncbi.nlm.nih.gov/13358718/},
  note = {Source identifier: 13358718}
}