HOLUB, S. V.; SHOR, O. M. TECHNOLOGY OF MULTI-LEVEL MODELING IN SYSTEM OF REGIONAL MANAGEMENT. Science and Transport Progress , [S. l.], n. 17, p. 123–126, 2007. DOI: 10.15802/stp2007/17594. Disponível em: https://stp.ust.edu.ua/article/view/17594. Acesso em: 4 may. 2024.