RAMADHAN, Anas Anugerah; ⁠SUKANTA, ⁠Sukanta; FITRIYANI, Risma. Determination of standard time with the stopwatch time study method at PT BI. Operations Excellence: Journal of Applied Industrial Engineering, Jakarta, Indonesia, v. 17, n. 2, p. 201–211, 2025. DOI: 10.22441/oe.2025.v17.i2.145. Disponível em: https://training-ojs3-publikasi.mercubuana.ac.id/index.php/oe/article/view/33098. Acesso em: 28 may. 2026.