HARMAJI, Andrie; RAMADHAN, Andikah Willy. PROPERTIES AND MORPHOLOGICAL OF MORTAR CONTAINING USED ENGINE OIL. International Journal of Innovation in Mechanical Engineering and Advanced Materials, Jakarta, Indonesia, v. 4, n. 1, p. 12–16, 2022. DOI: 10.22441/ijimeam.v4i1.15132. Disponível em: https://publikasi.mercubuana.ac.id/index.php/ijimeam/article/view/15132. Acesso em: 3 jun. 2026.