List of Articles بازده ثابت نسبت به مقیاس

• Open Access Article
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  1 - Application of Data Envelopment Analysis in Measuring the Relative Efficiency of Local Telephone Exchanges:A Case Study of Telecommunication Region of East Azerbaijan
  Ebrahim Keivan Soleyman Iranzadeh
  10.30495/qjopm.2022.1901847.2879