검색결과 : 2건
| No. | Article |
|---|---|
| 1 |
Notes on the origin of copromacrinite based on nitrogen functionalities and delta C-13 and delta N-15 determined on samples from the Peach Orchard coal bed, southern Magoffin County, Kentucky Valentim B, Algarra M, Guedes A, Ruppert LF, Hower JC International Journal of Coal Geology, 160, 63, 2016 |
| 2 |
A short report of the investigations made on the facies of Austrian coal deposits Sachsenhofer RF International Journal of Coal Geology, 58(1-2), 87, 2004 |