Kanza, Mutiara, and Fitria Prihatini. 2020. “Description of Influencing Factors in the Use of PPE on Workers at Balai Yasa Manggarai PT. KAI: Mutiara Kanza, Fitria Prihatini”. Jurnal Persada Husada Indonesia 7 (24):27-33. https://doi.org/10.56014/jphi.v7i24.282.