KARO, P. K.; RIO ORLANDO PRATAMA; MARJUNUS, R. The Effect of Adding Corn Cob Ash to The Physical and Mechanical Properties of Mortar. Journal of Energy, Material, and Instrumentation Technology, [S. l.], v. 4, n. 1, p. 19–26, 2023. DOI: 10.23960/jemit.v4i1.142. Disponível em: http://jemit.fmipa.unila.ac.id/index.php/jurnal/article/view/142. Acesso em: 13 oct. 2025.