Okky Putri Prastuti, Ayu Tri Septianingrum, Elisya Dianty Fatmala, Ufafa Anggarini, Tri Eddy Susanto, Nuvixca Dewi Milangsari(. THE EFFECT OF REVERSE FLOTATION METHOD ON SILICA SAND AS WATERPROOFING MORTAR. j. sains materi indonesia [Internet]. 2026 Oct. 21 [cited 2026 Oct. 26];22(1):8-15. Available from: https://ejournal.brin.go.id/jsmi/article/view/5059