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From
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To
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Geolocation
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Author - title
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Year
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| details | Carboniferous | France(Jura) | Alpern,B. Some Current problems of Coal palynology. | 1960 | |
| details | Carboniferous | USSR(Kazakh SSR) | Oshurkova,M.V. Correlation of the deposits of the Coal-bearing Carboniferous in Kazakhstan by the method of cluster analysis on the Bais of palynological data. | 1976 |