@article{2009initial,
author={, .. and , .. and , .. and , .. and , .. and , .. and , .. and , ..},
title={Initial data for Atlas of Earth's main magnetic field},
journal={Russian Journal of Earth Sciences},
publisher={Геофизический центр Российской Академии Наук},
year={2009},
pages={1-2},
volume={11},
issue={2},
}