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Fadhillah, Mochammad, & Resti Nur Arini.
" PENGARUH ABU SEKAM PADI DAN HIGH DENSITY POLYETHYLENE SEBAGAI SUBTITUSI SEMEN DAN AGREGAT HALUS TERHADAP KUAT TEKAN MORTAR." <em>JURNAL SPEKTRAN</em> [Online], 11.1 (2023): 36-44. Web.  5 Sep. 2026