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  • Impact cratering phenomenon for the Ries multiring structure based on constraints of geological, geophysical, and petrological studies and the nature of the impacting body in Impact and explosion cratering. Planetary and terrestrial implications.
  • US Geological Survey, Etats-Unis
  • 1977
  • Extension of the geomagnetic polarity time scale to 6,5 m.y.: K-Ar dating, geological and paleomagnetic study of a 3500m lava succession in western Iceland
  • 1977
  • , the results of which are presented. The article gives a survey of the geological history of the Hardanger-Ryfylke area. The main features of the geological history seem to be the same for the entire fringe of the Calodenian mountain range. The different layers
  • 1977
  • The Venn-Stavelot Massif is the eastermost of four upfolded massifs which make outcropping the pre-Variscan basement of northwestern Europe. The Venn-Stavelot Massif has a huge petrological, historical-geological and geodynamical importance, which
  • 1977
  • Starting from a demarcation between the matter of the theory for the prospection and exploration of deposits and the matter of a common geological theory a model for the process of prospection and exploration of deposits is developed which goes out
  • 1977