Pasaribu RS, Amri, Syarifuddin. Design of Waste-Wood Pendant Ceiling Lamps Based on Circular Economy Principles through Quality Function Deployment . Jurnal Riset Ilmu Teknik [Internet]. 2026 Aug. 31 [cited 2026 Sep. 13];4(2):64-77. Available from: https://jurnaljepip.com/index.php/jurit/article/view/374