%0 Journal Article %T The Elbrus Caldera in the Northern Caucasus: Geological structure and time of formation %A , .. %A , .. %A , .. %A , .. %A , .. %A , .. %A , .. %K Elbrus Caldera, geological structure, time of formation. %J Russian Journal of Earth Sciences %D 2004 %N 6 %P 4 %I Геофизический центр Российской Академии Наук