131 関東山地西部の秩父帯北帯
Northern belt of the Chichibu terrane in the western Kanto Mountains

Yojiro Kishida, Ken-ichiro Kisada
1987 Annual Meeting of the Geological Society of Japan  
doi:10.14863/geosocabst.1987.0_250 fatcat:4wpwpwiairay3fddmlpp433z6e