@article{2004elbrus,
author={, .. and , .. and , .. and , .. and , .. and , ..},
title={Elbrus active Volcano and its geological history},
journal={Russian Journal of Earth Sciences},
publisher={Геофизический центр Российской Академии Наук},
year={2004},
pages={257-277},
volume={6},
issue={4},
}