Olivia M, Pratama RS, Giri FR, Sitompul IR, Kamaldi A, Wibisono G, Saputra E. The Effect of Portland Cement on Fly Ash Bottom Ash Geopolymer Hybrid Concrete Exposed to Peat Water Environment. J. Appl. Mat. Tech. [Internet]. 2023 Jan. 31 [cited 2024 Oct. 4];3(2):24-33. Available from: https://jamt.ejournal.unri.ac.id/index.php/jamt/article/view/66