Khan MN, Adil M. Data Analysis Techniques in Service Quality Literature: Essentials and Advances. Serb J Management [Internet]. 11. Mart 2013. [citirano 20. Septembar 2026.];8(1):95-112. Dostupno na: https://test.aseestant.ceon.rs/index.php/sjm/article/view/3469