Fahrizal Zulkarnain, et al. “A COMPARISON OF THE USE OF RECYCLED CONCRETE AS A SUBSTITUTE FOR COARSE AGGREGATE AND THE EFFECT OF ADDING SILICAFUME IN TERMS OF THE COMPRESSIVE STRENGTH OF CONCRETE”. Konferensi Nasional Teknik Sipil (KoNTekS), vol. 1, no. 2, Feb. 2024, doi:10.62603/konteks.v1i2.25.