SYARIF, Harriad Akbar. Kuat Tekan dan Absorbsi Paving Block Geopolimer Abu Sawit (Palm Oil Fuel Ash) Menggunakan Tambahan Semen Tipe 1 (Ordinary Portland Cement) dengan Air Gambut. Aptek, [S. l.], v. 14, n. 1, p. 33–38, 2022. DOI: 10.30606/aptek.v14i1.1094. Disponível em: https://journal.upp.ac.id/index.php/aptek/article/view/1094. Acesso em: 26 apr. 2024.