Sajjad Raad Khalaf Hussien, and Prof Dr. Atheer Abdul Ameer Hassoni. “THE ROLE OF PRODUCT INNOVATION IN IMPROVEMENT OF SUPPLY CHAIN PERFORMANCE AN ANALYTICAL STUDY OF THE OPINIONS OF A SAMPLE OF TECHNICIANS WHO WORK IN ENGINEERING OFFICES AND MEDICAL LABORATORIES DEPLOYED IN SOME IRAQI GOVERNORATES”. World Bulletin of Management and Law, vol. 20, Mar. 2023, pp. 120-9, https://scholarexpress.net/index.php/wbml/article/view/2372.