1. Department of Geophysics and Space Science; Eötvös Loránd University; Budapest Hungary
2. Netherlands Research Centre for Integrated Solid Earth Science, Faculty of Geosciences; Utrecht University; Utrecht Netherlands
3. MOL Hungarian Oil and Gas Plc.; Budapest Hungary
4. MTA-MTM-ELTE Research Group for Paleontology; Budapest Hungary
5. Geomega Ltd.; Budapest Hungary