Erlangga RB, Wahyuni HC. Application of Quality Control using Six Sigma and Taguchi Method on UMKM Kerupuk Tahu Bangil in Pandemic Period (Case Study: UD. Sanusi). PELS [Internet]. 2022Dec.31 [cited 2024Nov.23];30. Available from: https://pels.umsida.ac.id/index.php/PELS/article/view/1331