(3GdcfjSI GdedJgHI (B/s - (3SJjhGQJ , Lhf s ((3GQHjd(B:s (3GdeOjQjI GdYGeI ddKbGaI hGdafhf GdSQjGfjI ,s, 2020)
Keywords: (3GdRQOTJjI s