@article{2003new,
author={, .. and , .. and , ..},
title={New paleomagnetic data for the Hauterivian-Aptian deposits of the Middle Volga region: A possibility of global correlation and dating of time-shifting of stratigraphic boundaries},
journal={Russian Journal of Earth Sciences},
publisher={Геофизический центр Российской Академии Наук},
year={2003},
pages={401-430},
volume={5},
issue={6},
}