I. Irmayani, L. B. Ginting, A. I. Parinduri, R. Ginting, J. A. Putra Samura, and Z. A. Nasution, “METODE JOB SAFETY ANALYSIS DALAM PENGENDALIAN RESIKO KERJA DI PT. JAKARANA TAMA CABANG MEDAN”, JKG, vol. 3, no. 1, pp. 48–55, Oct. 2020.