Widiyana, Satya Swesty, and Rus Indiyanto. “Analisa Pengukuran Efisiensi Dengan Metode Data Envelopment Analysis (Dea) Di Heaven Store Surabaya Barat”. PROZIMA (Productivity, Optimization and Manufacturing System Engineering) 1, no. 1 (June 30, 2017): 44-49. Accessed November 21, 2024. https://prozima.umsida.ac.id/index.php/prozima/article/view/1537.