Widyadana, Gede Agus. 2009. “MULTI OBJECTIVE MODEL FOR BALANCING U-TYPE ASSEMBLY LINE WITH PERMANENT AND TEMPORARY WORKERS”. Jurnal Teknik Industri: Jurnal Keilmuan Dan Aplikasi Teknik Industri 11 (1):33-42. https://doi.org/10.9744/jti.11.1.33-42.