 
                |  | Pleistocene molluscs from research boreholes in the Heidelberg Basin | Wedel, Joachim | 2008 | |
|  | Correlation of pleistocene sediments from boreholes in the Ludwigshafen area, western Heidelberg Basin | Weidenfeller, Michael; Knipping, Maria | 2008 | |
|  | Special issue: The Heidelberg Basin drilling project | Gabriel, Gerald | 2008 |