| details |
Middle Miocene |
|
Poland |
Doktorowicz-Hrebnicka,J. Correlation of Brown Coal Seams from the Provinces of Poznan and Bydgoszcz. Part 2 of stratigraphy of the Middle Miocene in Cental Poland based on spore and pollen analysis of Brown Coal from the Provinces of Bydgoszcz and Poznan. |
1960 |
| details |
Late Miocene |
|
Poland |
Doktorowicz-Hrebnicka,J. Palynological characteristic of the Youngest Brown Coal Seams in the Rogozno Coalfield |
1964 |
| details |
Paleogene |
Neogene |
Poland |
Grabowska,I. Flora of the Palaeogene and the Neogene. (In: Catalogue of Fossil. Part 3A. Cainozoic, Tertiary. J.Czerminski, editor) |
1977 |