Herdiani, L., Z. Cui, A. Ramadina, N. Nursaimatussaddiya, and E. Sihombing. “DESIGNING MITIGATION ACTION STRATEGIES BASED ON RISK ANALYSIS OF IN-HOUSE MANUFACTURING SUPPLY CHAIN AT PT. SAFTA FERTI”. International Conference on Health Science, Green Economics, Educational Review and Technology, vol. 3, no. 1, Dec. 2021, pp. 255-72, doi:10.54443/ihert.v3i.126.