@misc{indiciaed735e71fee85,
  title = {Ages estimated from a diffusion equation model for scarp degradation},
  author = {Steven M. Colman and Ken Watson},
  year = {1983},
  doi = {10.1126/science.221.4607.263},
  url = {https://pubs.usgs.gov/publication/70011263},
  note = {Source identifier: 70011263}
}