PETYK, M. I. Optimization of structure of sources of enterprise financial resources in Ukraine. Science and Transport Progress , [S. l.], n. 42, p. 292–299, 2012. DOI: 10.15802/stp2012/9421. Disponível em: https://stp.ust.edu.ua/article/view/9421. Acesso em: 29 apr. 2024.