@misc{indiciae085c212b7394,
  title = {Routine method for the estimation of ionic calcium activity and concentration in biological solutions.},
  author = {T J French and B E Cham and R B Cross},
  year = {1972},
  url = {https://pubmed.ncbi.nlm.nih.gov/4639959/},
  note = {Source identifier: 4639959}
}