@misc{indiciae897a2a56231b,
  title = {Mercury and methylmercury contents in mine-waste calcine, water, and sediment collected from the Palawan Quicksilver mine, Philippines},
  author = {J. E. Gray and I.A. Greaves and D.M. Bustos and D. P. Krabbenhoft},
  year = {2003},
  url = {https://pubs.usgs.gov/publication/70026211},
  note = {Source identifier: 70026211}
}