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Author - title
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| details | Nd | Nd | Ishchenko,A.M. Spores and pollen of Lower Carboniferous deposits of the Western extension of the Donetz Basin and their values for stratigraphy. | 1956 | |
| details | Tournaisian | Namurian | Argentina(Salta) | Medvedeva,A.M. Stratigraphic subdivision of lower horizons of the Tunguska Series by spore-pollen analysis. | 1960 |