関東山地東縁部,飯能礫層から産出した白亜紀放散虫化石を含む赤色頁岩礫の意義
Cretaceous radiolarian red shale pebbles from the Hannou Gravel in the eastern margin of Kanto Mountains, Japan

Kikuji Matsuoka
1998 Earth Science (Chikyu Kagaku)  
doi:10.15080/agcjchikyukagaku.52.4_324 fatcat:4y2mmcby7fdcdnpxtotw4crrda