Fluvial to bay-estuarine system and depositional sequences of the Eocene Ishikari Group, central Hokkaido
北海道始新統石狩層群の河川

Osamu Takano, Amane Waseda, Hideki Nishita, Tetsuro Ichinoseki, Ken'ichi Yokoi
1998 Journal of the Sedimentological Society of Japan  
doi:10.4096/jssj1995.47.33 fatcat:pk4kyuivnras7jgvm6fzq466ga