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Islami, J., and P. Y. Putri. “Pemanfaatan Limbah Kulit Kopi Kerinci Sebagai Bahan Tambahan Pada Campuran Beton”. CIVED, vol. 10, no. 1, Mar. 2023, pp. 89-99, doi:10.24036/cived.v10i1.366112.