@article{2009on,
author={, .. and , .. and , .. and , .. and , ..},
title={On mathematic formalization of similarity of records of electrical and seismic signals},
journal={Russian Journal of Earth Sciences},
publisher={Геофизический центр Российской Академии Наук},
year={2009},
pages={1-6},
volume={11},
issue={2},
}