Hendro, Irwan Rahmadsyah, and Akhmad Misbahrun. “Pengaruh Usia Terhadap Produktivitas Kerja Karyawan PT. Mayora Indah Tbk. Divisi Cokelat”. Journal Information Technology Engineering and Science (JITES) 2, no. 1 (September 14, 2022). Accessed April 21, 2026. https://jurnal.untara.ac.id/index.php/jites/article/view/36.