“Multi-Task Simultaneous Supervision: Dual Resource-Constrained Scheduling Problem in Identical Parallel Machines Considering Differences in Operator Skill Levels”. Jurnal Teknik Industri: Jurnal Keilmuan Dan Aplikasi Teknik Industri, vol. 26, no. 2, Aug. 2024, pp. 119-30, https://doi.org/10.9744/jti.26.2.119-130.