SAWS, Shikh, Spatial Development and Entrepreneurship Studies Laboratory, University of Adrar, Algeria., Algeria

• International Journal of Business and Social Science Research Vol. 3 No. 12 (2022): Vol. 3 No. 12 (2022): December (IJBSSR) - Articles
  Efficiency Evaluation of European Countries Based on Case Fatality Rate of COVID-19 Using Data Envelopment Analysis
  Abstract  pdf