@article{Golovkova2015theoretical,
author={Golovkova, E..},
title={THEORETICAL AND METHODOLOGICAL FOUNDATIONS OF RESEARCH OF SOCIAL AND ECONOMIC SYSTEMS},
journal={Vestnik of Astrakhan State Technical University. Series: Economics},
publisher={Astrakhan State Technical University},
year={2015},
pages={7-11},
volume={2015},
issue={3},
}