@misc{indiciae10f2702cc50a,
  title = {Determination of copper in tap water using solid-phase spectrophotometry},
  author = {Hill, Carol M. and Street, Kenneth W. and Philipp, Warren H. and Tanner, Stephen P.},
  year = {1994},
  url = {https://ntrs.nasa.gov/citations/19940032030},
  note = {Source identifier: 19940032030}
}