@misc{copernicus2018geneva,
  title = {Geneva seen from Sentinel-2 Satellite}
  author = {Copernicus Sentinel-2, ESA - https://scihub.copernicus.eu/dhus/#/home},
  url = {https://en.wikipedia.org/wiki/Geneva#/media/File:Geneva_by_Sentinel-2.jpg},
  year = {2018}
}