TOURBE (GISEMENTS)
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BTCHARBONS + HYDROCARBURES (GISEMENTS)
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UDC553.97
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Descriptor GERTORF (LAGERSTÄTTEN)
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Descriptor ENGPEAT DEPOSITS
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Descriptor FRETOURBE (GISEMENTS)
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Variant FREGISEMENTS/TOURBE
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NTSAPROPELS (GISEMENTS)