HENDRONURSITO, Yusup; AMIN, Muhammad; CHAMBIOSO, Yugo; SUHARTO; MARJUNUS, Roniyus. The Effect of Bentonite and Palm Shell Ash on The Mechanical and Physical Properties of Geopolymer Concrete. Jurnal Riset Teknologi Pencegahan Pencemaran Industri, [S. l.], v. 13, n. 2, p. 21–27, 2022. DOI: 10.21771/jrtppi.2022.v13.no2.p21-27. Disponível em: https://www.jrtppi.id/index.php/jrtppi/article/view/140. Acesso em: 5 aug. 2026.