@misc{indiciae6d5a959568fb,
  title = {On the theory of evolution of river nets},
  author = {A. E. Scheidegger},
  year = {1970},
  doi = {10.1080/02626667009493938},
  url = {https://pubs.usgs.gov/publication/70226555},
  note = {Source identifier: 70226555}
}