ANALISIS TINGKAT EFISIENSI RELATIF TIGA CABANG TOKO HANDPHONE CV X DI BANDUNG MENGGUNAKAN METODE DATA ENVELOPMENT ANALYSIS. MANNERS (Management and Entrepreneurship Journal) [Internet]. 2021 May 31 [cited 2026 Aug. 16];4(1):43-8. Available from: https://ojs.unnur.ac.id/index.php/manners/article/view/385