00391nam a2200121Ia 4500008004100000100002200041245004100063245002300104260000900127856004100136999001900177952007300196160531s9999    xx            000 0 und d  aCrucifix, Michel.  aWhy could ice ages be unpredictable?  cby Michel Crucifix  c2013  uhttp://arxiv.org/pdf/1302.1492v1.pdf  c295098d295098  001040aCLbCLd2016-05-31l0r2016-05-31 00:00:00w2016-05-31yCBE