@ARTICLE{Melnyk_O._The_2013, author={Melnyk, O. and Kuzmin, O. and Chyrkova, Yu.}, number={No 4}, journal={ECONTECHMOD}, howpublished={online}, year={2013}, publisher={Polish Academy of Sciences Branch in Lublin}, publisher={Lviv Polytechnic National University}, publisher={Foundry Research Institute in Cracow}, title={The instruments of the enterprises rating activity}, }