@article{2002strontium,
author={, .. and , .. and , ..},
title={Strontium isotopic evidence for supercontinental breakup and formation in the Riphean:  Western margin of the Siberian craton},
journal={Russian Journal of Earth Sciences},
publisher={Геофизический центр Российской Академии Наук},
year={2002},
pages={259-269},
volume={4},
issue={4},
}