@misc{indiciaed491666bfdbe,
  title = {Accessing free Landsat data via the Internet: Africa's challenge},
  author = {David P. Roy and Junchang Ju and Mbow and Philip Frost and Thomas Loveland},
  year = {2010},
  doi = {10.1080/01431160903486693},
  url = {https://pubs.usgs.gov/publication/70208550},
  note = {Source identifier: 70208550}
}