Agustino, Jericho, et al. “Application of the Time Study Method to Analyze Discrepancies in Production Planning and Realization at PT XYZ”. Matrik : Jurnal Manajemen Dan Teknik Industri Produksi, vol. 27, no. 1, Sept. 2026, pp. 143-62, https://journal.umg.ac.id/index.php/matriks/article/view/11690.