Geological Literature Search (GEOLIS) (Geological Survey of Japan / AIST)
Authors=NUNAMI Shin, NAKAGAWA Ryohei, OTA Yasuhiro
Journal/Book_names=Caving Journal
number=26
pages=25-26
Publish_year=2006
Publish_Country=JPN
Publisher=Speleological Society of Japan
Language_of_Text=JA
ID=200625396