URL：https://d3i71xaburhd42.cloudfront.net/c0e29a57c6a7f6ab52fd54159897c6cf441b4f68/3-Figure1-1.png
掲載元：https://www.semanticscholar.org/paper/The-Pliocene-and-Pleistocene-fluvial-evolution-in-Hoselmann/c0e29a57c6a7f6ab52fd54159897c6cf441b4f68/figure/0
