[1]
Rumiyanti, L., Listiani, L. and Damayanti, T. 2019. OPTIMIZATION OF THE USE OF FLY ASH AS AN ADDITIVE PORTLAND COMPOSITE CEMENT (PCC). Spektra: Jurnal Fisika dan Aplikasinya. 4, 2 (Aug. 2019), 61 - 72. DOI:https://doi.org/10.21009/SPEKTRA.042.02.