Febransyah, A., & Utarja, J. B. (2005). A FUZZY-BASED DECISION MAKING APPROACH FOR PRODUCT CONCEPT SELECTION. Jurnal Teknik Industri: Jurnal Keilmuan Dan Aplikasi Teknik Industri, 6(1), 25-36. https://doi.org/10.9744/jti.6.1.25-36