Lestari, Yuyun Dwi, et al. “Implementation of Multi-Objective Optimization on The Basis of Ratio Analysis (MOORA) Method in Determining The Best Employees”. The IJICS (International Journal of Informatics and Computer Science), vol. 6, no. 3, Nov. 2022, pp. 155-9, doi:10.30865/ijics.v6i3.5606.