1.
Medina Serrano R, González Ramírez MR, Gascó JL, Wellbrock W. How to influence total costs of sourcing? A case study of SCOPQ with Six Sigma. Int. J. Appl. Res. Manag. Econ. [Internet]. 2021 Dec. 20 [cited 2025 Oct. 12];4(1):30-49. Available from: https://www.dpublication.com/journal/IJARME/article/view/480