@misc{indiciae88403514fb9c,
  title = {Phenological classification of the United States: A geographic framework for extending multi-sensor time-series data},
  author = {Yingxin Gu and Jesslyn F. Brown and Tomoaki Miura and Willem van Leeuwen and Bradley C. Reed},
  year = {2010},
  doi = {10.3390/rs2020526},
  url = {https://pubs.usgs.gov/publication/70188017},
  note = {Source identifier: 70188017}
}