

Problems in the extension of the radiocarbon calibration curve (10-13 Kyr bp).
Keywords
Lake Holzmaar;Lake Soppensee;lacustrine environment;planar bedding structures;sedimentary structures;varves;calibration;Germany;Central Europe;Pleistocene;upper Pleistocene;Europe;sediments;Cenozoic;Quaternary;C 14;carbon;dates;isotopes;radioactive isotopes;absolute age