Items where Author is "LUMBANTORUAN, WELFRID NOPENSON"
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LUMBANTORUAN, WELFRID NOPENSON and Hanafiah, Hanafiah (2014) KAJIAN PENGARUH PENAMBAHAN ABU CANGKANG SAWIT DENGAN PERSENTASE 20%, 25%, DAN 30% TERHADAP KUAT TEKAN BETON. Undergraduate thesis, Sriwijaya University.