@article{1999approximation,
author={, .. and , ..},
title={Approximation Approach to the Solution of Gravity and Magnetic Problems. 2. New Methods of Getting Stable Approximate Solutions of Linear Algebraic Equations with Their Approximated Right Sides},
journal={Russian Journal of Earth Sciences},
publisher={Геофизический центр Российской Академии Наук},
year={1999},
pages={1-47},
volume={1},
issue={5},
}