THEORETICAL AND METHODOLOGICAL ASPECTS OF REGIONAL ECONOMIC INTEGRATION AND SUSTAINABLE DEVELOPMENT IN THE NAKHCHIVAN AUTONOMOUS REPUBLIC. Horizon Multidisciplinary Scientific Journal, [S. l.], v. 1, n. 8, p. 26–30, 2026. Disponível em: https://horizonmsj.com/index.php/hmsjournal/article/view/151. Acesso em: 7 nov. 2026.