KALAMBET, S. V.; PIESHYKOV, H. R. PROBLEMS OF NATIONAL TAX PLANNING. Science and Transport Progress , [S. l.], n. 20, p. 221–224, 2008. DOI: 10.15802/stp2008/17408. Disponível em: https://stp.ust.edu.ua/article/view/17408. Acesso em: 4 dec. 2024.