검색결과 : 6건
| No. | Article |
|---|---|
| 1 |
Mineral and chemical composition of some claystones from the Troyanovo-3 mine, Maritsa East lignite basin, Bulgaria Yossifova MG, Dimitrova DA, Ivanova RI International Journal of Coal Geology, 196, 93, 2018 |
| 2 |
Petrography, mineralogy and geochemistry of Balkan coals and their waste products Yossifova MG International Journal of Coal Geology, 122, 1, 2014 |
| 3 |
Exogenic microbial activity in coals Yossifova MG, Valceva SP, Nikolova SF Fuel Processing Technology, 92(4), 825, 2011 |
| 4 |
Petrology, mineralogy, and geochemistry of submarine coals and petrified forest in the Sozopol Bay, Bulgaria Yossifova MG, Eskenazy GM, Valceva SP International Journal of Coal Geology, 87(3-4), 212, 2011 |
| 5 |
Mineral and inorganic chemical composition of the Pernik coal, Bulgaria Yossifova MG International Journal of Coal Geology, 72(3-4), 268, 2007 |
| 6 |
MINERALOGY AND GEOCHEMISTRY OF BOBOV-DOL COALS, BULGARIA VASSILEV SV, YOSSIFOVA MG, VASSILEVA CG International Journal of Coal Geology, 26(3), 185, 1994 |