@misc{indiciaedde6b283a09c,
  title = {Complexometric determination of gallium with calcein blue as indicator},
  author = {H.N. Elsheimer},
  year = {1967},
  doi = {10.1016/0039-9140(67)80051-1},
  url = {https://pubs.usgs.gov/publication/70010623},
  note = {Source identifier: 70010623}
}