Multi-Criteria Optimization of Rice Husk Ash Mortar Using Entropy–TOPSIS. Jurnal Rekayasa Sipil dan Arsitektur, [S. l.], v. 2, n. 2, p. 125–148, 2026. DOI: 10.51903/s12mat37. Disponível em: https://jrsa.stekom.ac.id/index.php/jrsa/article/view/171. Acesso em: 7 oct. 2026.