@misc{indiciae5b294f7c807d,
  title = {Silica-coated titania and zirconia colloids for subsurface transport field experiments},
  author = {Joseph N. Ryan and Menachem Elimelech and Jenny L. Baeseman and Robin D. Magelky},
  year = {2000},
  doi = {10.1021/es9909531},
  url = {https://pubs.usgs.gov/publication/70185228},
  note = {Source identifier: 70185228}
}