@misc{indiciae81b64bc4223e,
  title = {User's Manual for the Object User Interface (OUI): An Environmental Resource Modeling Framework},
  author = {Steven L. Markstrom and Kathryn M. Koczot},
  year = {2008},
  doi = {10.3133/ofr20081120},
  url = {https://pubs.usgs.gov/publication/ofr20081120},
  note = {Source identifier: ofr20081120}
}