%0 Journal Article %T Long-term solar activity variations as a stimulator of abrupt climate change %A , .. %A , .. %A Kolstrom, T.. %A , .. %A , .. %A , .. %K solar activity variations, abrupt climate change, ice-rafting events. %J Russian Journal of Earth Sciences %D 2007 %N 9 %P 8 %I Геофизический центр Российской Академии Наук