Ambarwati, Laksmi, Emi Rusmiati, and Siti Aisyah. 2023. “Readiness Analysis of Politeknik STMI Jakarta Towards Implementation and Certification of ISO 21001:2018”. IJIEM - Indonesian Journal of Industrial Engineering and Management 4 (2). Jakarta, Indonesia:164-72. https://doi.org/10.22441/ijiem.v4i2.20145.