NUGRAHA E, NUGROHO RJ, NOORMAYASARI W, SUHARDI AR. Application of Quality Function Deployment in Improving Service Quality at PT. Yamaha Indonesia Motor Manufacturing. IJESSS [Internet]. 2025 Sep. 30 [cited 2026 Jul. 21];6(5):1003-8. Available from: https://journalkeberlanjutan.com/index.php/ijesss/article/view/1492