@article{Lomovcev2026the,
author={Lomovcev, D.A. and Lomovcev, P.D. and Bobkov, A.S.},
title={The Mechanical Engineering as the System-Forming Branch of the Tula Region Economy},
journal={Scientific Research and Development. Economics},
publisher={INFRA-M Academic Publishing LLC.},
year={2026},
pages={30-34},
volume={14},
issue={1},
}