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Setiyaji, R.B. and Nasution, R.F. 2019. The Effect of Safety Glass Usage on Vision Impairment in Welding Workers in PT. Jaya Teknik Indonesia South Jakarta Year 2018: Raditya Bagus Setiyaji, Revie Fitria Nasution. Jurnal Persada Husada Indonesia. 6, 21 (Apr. 2019), 25–35. DOI:https://doi.org/10.56014/jphi.v6i21.158.