@misc{indiciaeeecc4da107bc,
  title = {Hydrologic provinces of Michigan},
  author = {S. J. Rheaume},
  year = {1991},
  doi = {10.3133/wri914120},
  url = {https://pubs.usgs.gov/publication/wri914120},
  note = {Source identifier: wri914120}
}