Ramadhani I, Rusindiyanto R. Analysis of Standard Time Determinationin Order to Increase U-Ditch Production Results at PT. The Charm of Arnos Beton Gresik. IIJSE [Internet]. 29Aug.2024 [cited 3Apr.2026];7(3):6258-74. Available from: https://e-journal.uac.ac.id/index.php/iijse/article/view/5353