@misc{indiciaef6992648fc92,
  title = {Ultraviolet spectrophotometric determination of tantalum with pyrogallol},
  author = {J. I. Dinnin},
  year = {2002},
  doi = {10.1021/ac60084a004},
  url = {https://pubs.usgs.gov/publication/70011108},
  note = {Source identifier: 70011108}
}