Farid Akbar Harahap, Rina Djunita Pasaribu. DEVELOPMENT OF SMARTPHONE WASTE MANAGEMENT PLATFORM USING DESIGN THINKING APPROACH TO SUPPORT IMPLEMENTATION OF EXTENDED PRODUCER RESPONSIBILITY (EPR) IN INDONESIA’S SMARTPHONE INDUSTRY. IJEBAS [Internet]. 2025 Feb. 9 [cited 2025 Apr. 22];5(1):266-83. Available from: https://radjapublika.com/index.php/IJEBAS/article/view/2466