| original |
Middle Westphalian A |
|
Turkey |
Nakoman,E. Palynology of some Namurian and Westphalian A seams in the Karadon and d'Uzulmez sections of the Zonguldak Coal Basin. 1 .Qualitative study. |
1975 |
| details |
Middle Westphalian A |
|
Turkey |
Nakoman,E. Palynology of some Namurian and Westphalian A Seams in the Karadon and D'Uzulmez sections of the Zonguldak Coal Basi.2.Quantitative study. |
1976 |
| original |
Early Permian |
|
China(Kansu) |
Du,B.-A. Sporo-pollen assemblage from Sansi Formation of Pingliang, Gansu and its geological age. |
1986 |