Knickpoints in Martian channels indicate past ocean levels
Crossref DOI link:
Update policy: https://doi.org/10.1007/SPRINGER_CROSSMARK_POLICY
Coulthard, Tom J.
Baynes, Edwin R. C.
Text and Data Mining valid from 2019-10-22
Version of Record valid from 2019-10-22
18 July 2019
23 September 2019
22 October 2019
The authors declare no competing interests.