天国の洞 (Japanese Wikipedia)

Analysis of information sources in references of the Wikipedia article "天国の洞" in Japanese language version.

refsWebsite

Global rank Japanese rank

low place

low place

1web.archive.org

1^st place

1^st place

1khoahoc.com.vn

low place

low place

1businessinsides.com

low place

low place

businessinsides.com

Thien Duong Cave – Magical mystery tour

en.info.vn

Paradise Cave found to be 31km long, says British explorer Archived 2011年8月4日, at the Wayback Machine.

khoahoc.com.vn

Hang động Thiên Đường phá kỷ lục về độ dài

web.archive.org

Paradise Cave found to be 31km long, says British explorer Archived 2011年8月4日, at the Wayback Machine.