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Farnas, Z., F. Goembira, and Z. Zulkarnaini. “Analisis Distribusi Ukuran Dan Kandungan Logam Pada Partikulat Di Sekitar Industri Semen Kota Padang”. CIVED, vol. 10, no. 1, Mar. 2023, pp. 249-58, doi:10.24036/cived.v10i1.382112.