Bayaraa, Batchimeg, Tibor Tarnoczi, and Veronika Fenyves. “Measuring Performance by Integrating K-Medoids With DEA: Mongolian Case”. Journal of Business Economics and Management 20, no. 6 (October 14, 2019): 1238-1257. Accessed November 1, 2024. https://jcem.vgtu.lt/index.php/JBEM/article/view/11237.