IMPROVING MANAGEMENT CONCEPTS ECONOMIC TIES IN THE REGION IN FORMATION AND DEVELOPMENT OF THE SINGLE ECONOMIC SPACE. Municipal economy of cities, [S. l.], n. 80, p. 71–77, 2013. Disponível em: https://khg.kname.edu.ua/index.php/khg/article/view/2142. Acesso em: 2 may. 2025.