@misc{indiciae211c9a728b48,
  title = {Comparing approaches to spatially explicit ecosystem service modeling: a case study from the San Pedro River, Arizona},
  author = {Kenneth J. Bagstad and Darius J. Semmens and Robert Winthrop},
  year = {2013},
  doi = {10.1016/j.ecoser.2013.07.007},
  url = {https://pubs.usgs.gov/publication/70048482},
  note = {Source identifier: 70048482}
}