Widiyana SS, Indiyanto R. Analisa Pengukuran Efisiensi Dengan Metode Data Envelopment Analysis (Dea) Di Heaven Store Surabaya Barat: Efficiency Measurement Analysis Using Data Envelopment Analysis (Dea) Method At Heaven Store West Surabaya. prozima [Internet]. 2017 Jun. 30 [cited 2025 Aug. 17];1(1):44-9. Available from: https://prozima.umsida.ac.id/index.php/prozima/article/view/1537