@misc{indiciae54313843a634,
  title = {Solid ion-exchange electrode selective for calcium ion.},
  author = {F A Schultz and A J Petersen and C A Mask and R P Buck},
  year = {1968},
  doi = {10.1126/science.162.3850.267},
  url = {https://pubmed.ncbi.nlm.nih.gov/5675467/},
  note = {Source identifier: 5675467}
}