Rozentale, Sarmite, and Aigars Andersons. “INDICATORS AFFECTING VIDZEME REGION SMART DEVELOPMENT”. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference 1 (June 15, 2017): 240–245. Accessed May 4, 2024. https://journals.ru.lv/index.php/ETR/article/view/2604.