@article{Nikolaen2019the,
author={Nikolaen, P.D.},
title={The victory near Poltava on June 27, 1709 – the most important factor of strengthening of the Russian statehood},
journal={Vestnik of the St. Petersburg University of the Ministry of Internal Affairs of Russia},
publisher={SAINT-PETERSBURG UNIVERSITY OF THE MINISTRY OF INTERNAL AFFAIRS OF THE RUSSIAN FEDERATION},
year={2019},
pages={71-78},
volume={2019},
issue={2},
}