Tarakhtieva Gulmira Kulbaevna. BASIS OF CLASSIFICATION OF INNOVATION CLUSTER IN EUROPEAN COUNTRIES. EPRA International Journal of Multidisciplinary Research (IJMR) [Internet]. 2023 Oct. 28 [cited 2024 Jul. 22];9(10):244-6. Available from: https://eprajournals.net/index.php/IJMR/article/view/3027