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Organic matter distribution in sediments of the Eckfelder maar lake | = Die Verteilung organischer Substanz in Sedimenten des Eckfelder Maares | Bullwinkel, Volker; Riegel, Walter | 2000 | |
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Palynological data from sediments of the Hunsrückschiefer type, Lower Devonian of the SW Hunsrück, Germany | Brocke, Rainer; Kneidl, Volker; Wilde, Volker; Riegel, Walter | 2017 | |
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The laminated lake sediments of the Eckfeld maar (Middle Eocene, Germany) : types of stratification and role of organic matter | Bullwinkel, Volker; Riegel, Walter | 2001 |