@article{Rusak2019factor, author={Rusak, I.N. and Borisevich, V.A. and Kravchuk, E.Y. and Kudrenok, L.E.}, title={Factor Analysis of Investment Development: the Vitebsk Region of the Republic of Belarus}, journal={Bulletin of Kemerovo State University. Series: Political, Sociological and Economic sciences}, publisher={Kemerovo State University}, year={2019}, pages={135-142}, volume={2019}, issue={1}, }