MUHAMMAD ZACKY ARDHYAN, Irwansyah, Defry Basrin. PENGARUH SUBSTITUSI CANGKANG SAWIT TERHADAP KUAT TEKAN BETON MUTU TINGGI. jmtss [Internet]. 2022Jun.11 [cited 2026Oct.27];3(1):41-4. Available from: https://ejurnalunsam.id/index.php/jmtss/article/view/5478