@misc{indiciae4cf020bd89db,
  title = {A comparison of Martian north and south polar cold spots and the long‐term effects of the 2001 global dust storm},
  author = {C. Cornwall and Timothy N. Titus},
  year = {2010},
  doi = {10.1029/2009je003514},
  url = {https://pubs.usgs.gov/publication/70202251},
  note = {Source identifier: 70202251}
}