@misc{indiciae4859a67a3efa,
  title = {Tracers and timescales: Tools for distilling and simplifying complex fluid mechanical problems},
  author = {Lisa V. Lucas and Eric Deleersnijder},
  year = {2021},
  doi = {10.3390/w13192796},
  url = {https://pubs.usgs.gov/publication/70231892},
  note = {Source identifier: 70231892}
}