A Lithostratigraphic subdivision of the Lower Triassic in the Northwest German lowlans and the German sector of the North Sea, based on gamma-ray and sonic logs : / Heinz-Gerd Röhl...

von Röhling, Hein-Gerd
Geologisches Jahrbuch, Reihe A 119
Stuttgart : Schweizerbart, 1991.
Umfang/Format: 59 S. : Abb. Taf., 12 Beilagen ; 24 cm.