Cite
HARVARD Citation
Panggabean, T. et al. (2020). Life cycle assessment (LCA) of portland composite cement (PCC) 50 kg papercraft bag at PT. Semen Padang. IOP conference series. 623 (1), p. . [Online].
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Panggabean, T. et al. (2020). Life cycle assessment (LCA) of portland composite cement (PCC) 50 kg papercraft bag at PT. Semen Padang. IOP conference series. 623 (1), p. . [Online].