Classification of industries according to ISIC classification and their geographical distribution in the mountainous region of Erbil province. TW [اینترنت]. 15 ژانویه 2025 [ارجاع شده 24 سپتامبر 2026];7(4):1563-9. قابل دسترس در: https://journals.soran.edu.iq/index.php/Twejer/article/view/2145