Astrid, A. et al. 2026. Proactivity and Adaptive Response in Production Planning: An Illustrative Case Study of Workforce Agility in the PPIC Department. Jurnal Ekonomi, Manajemen, dan Bisnis. 4, 3 (Sep. 2026), 1281–1290. DOI:https://doi.org/10.70716/emis.v4i3.545.