Stratigraphy and lithologic features of borehole core from Sobetsu observation well, Usu Volcano, Hokkaido, Japan Stratigraphy and lithologic features of borehole core from Sobetsu observation well, Usu Volcano, Hokkaido, Japan
Stratigraphy and lithologic features of borehole core from Sobetsu observation well, Usu Volcano, Hokkaido, Japan