[1]
R. Deni Susanti, I. Kesuma Hadi, S. Sitompul, and I. Shubhan, “Effect Bottom Ash as Partial Substitute of Sand on Compression Strength of Concrete”, IJET, vol. 7, no. 4, pp. 6084–6087, May 2019, doi: 10.14419/ijet.v7i4.20854.