Hendra, Hendra and Setiawan, Indra and Hernadewita, Hernadewita and Hermiyetti, Hermiyetti (2021) Evaluation of Product Quality Improvement Against Waste in the Electronic Musical Instrument Industry. Jurnal Ilmiah Teknik Elektro Komputer dan Informatika (JITEKI), 7 (3). pp. 402-411. ISSN 2338-3070