Astuti, P., E. Elviyanti, and M. Hafiz. “PRODUKTIFITAS ALAT BERAT EXCAVATOR DAN DUMP TRUCK PADA GALIAN TANAH BIASA DI PROYEK PEMBANGUNAN KAMPUS III UIN IMAM BONJOL PADANG”. Journal of Applied Engineering Scienties, Vol. 5, no. 3, Mar. 2023, pp. 176-85, https://ojs-ft.ekasakti.org/index.php/JAES/article/view/101.