1. K. Asma, F. Handoko, and Kiswandono, "Analisis Statistical Quality Control (SQC) Pada Produksi Roti di Mahkota Bakery," Jurnal Mahasiswa Teknik Industri), vol. 6, no. 2, 2023, [Online]. Available: https://ejournal.itn.ac.id/index.php/valtech/article/view/7593
2. U. F. Bittari and Y. Widharto, "Analisis Implementasi Six Sigma Untuk Perbaikan Kualitas Dan Meminimalisir Aktivitas Repair Produk Sepatu Pada Departemen Assembly (Studi Kasus: PT Pelita Tomangmas)," Industrial Engineering Online Journal, vol. 12, no. 4, Sep. 2023, Accessed: May 30, 2024. [Online]. Available: https://ejournal3.undip.ac.id/index.php/ieoj/article/view/41266
3. A. Z. Saputri and F. N. Azizah, "Quality Control Analysis of Back Lock Product Using Six Sigma Method at PT Artria Widya," MOTIVECTION: Journal of Mechanical, Electrical and Industrial Engineering, vol. 5, no. 1, pp. 113-126, Jan. 2023, doi: 10.46574/motivection.v5i1.197
4. M. Sharma, S. Sharma, and S. Sahni, "Structured problem solving: Combined approach using 8d and six sigma case study," Engineering Management in Production and Services, vol. 12, no. 1, pp. 57-69, May 2020, doi: 10.2478/emj-2020-0005
5. I. Ekmekci and E. E. Nebati, "Triz Methodology and Applications," in Procedia Computer Science, Elsevier B.V., 2019, pp. 303-315. doi: 10.1016/j.procs.2019.09.056