ЧИПРИЯНОВ, Михаил. STRATEGIC VISION FOR THE DEVELOPMENT OF SMART CITY SYSTEMS IN BULGARIA. E-Journal VFU, [S. l.], n. 26, p. 277–287, 2026. Disponível em: https://ejournal.vfu.bg/index.php/vfu/article/view/349. Acesso em: 29 юли. 2026.