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カルデラ (Japanese Wikipedia)

Analysis of information sources in references of the Wikipedia article "カルデラ" in Japanese language version.

refsWebsite
Global rank Japanese rank
1wikipedia.org
low place
low place
1gsi.go.jp
2,264th place
205th place
1kotobank.jp
178th place
12th place

gsi.go.jp

kotobank.jp

wikipedia.org

en.wikipedia.org