검색결과 : 1건
| No. | Article |
|---|---|
| 1 |
Geochemistry, mineralogy, and technological properties of the main Stephanian (Carboniferous) coal seams from the Puertollano Basin, Spain Alastuey A, Jimenez A, Plana F, Querol X, Suarez-Ruiz I International Journal of Coal Geology, 45(4), 247, 2001 |