nr |
titel |
auteur |
tijdschrift |
jaar |
jaarg. |
afl. |
pagina('s) |
type |
1 |
Assessment of major and minor elements in the Northumberland Coalfield, England
|
Asuen, G.O. |
|
1987 |
9 |
2 |
p. 171-186 16 p. |
artikel |
2 |
Factors affecting the magnetic susceptibility of baked rocks above a burned coal seam
|
Hooper, Robert L. |
|
1987 |
9 |
2 |
p. 157-169 13 p. |
artikel |
3 |
Petrographic, chemical and trace-elemental composition of the coal of Sohagpur coalfield, Madhya Pradesh, India
|
Pareek, H.S. |
|
1987 |
9 |
2 |
p. 187-207 21 p. |
artikel |
4 |
Petrology of tertiary and cretaceous coals of southern Alaska
|
Merritt, Roy D. |
|
1987 |
9 |
2 |
p. 129-156 28 p. |
artikel |
5 |
The variation in thickness and composition of coal seams and its use in interpretation of palaeocurrents — A case study from the Raniganj Coalfield, West Bengal, India
|
Ghosh, Rekha |
|
1987 |
9 |
2 |
p. 209-220 12 p. |
artikel |