“Quality Control Design to Reduce Shoes Production Defects Using Root Cause Analysis and Lean Six Sigma Methods: Perancangan Pengendalian Kualitas Untuk Mengurangi Cacat Produksi Sepatu Menggunakan Metode Root Cause Analysis Dan Lean Six Sigma”. Procedia of Engineering and Life Science, vol. 2, no. 2, June 2022, https://doi.org/10.21070/pels.v2i2.1242.