| link
|
From
|
To
|
Geolocation
|
Author - title
|
Year
|
|---|---|---|---|---|---|
| details | Ufimian | Tatarian | USSR(Leningrad) | Faddeeva,I.Z. Palynostratigraphy of Permian deposits. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) | 1990 |