(3ehShYI GdOjGQ GdeZQHjI (B: s )(3GdeZQH GdYQHj (B) ((3GdeZQH (B,(3GdLRGFQ (B,(3JhfS (B,(3djHjG (B,(3ehQjJGfjG (B) / s - (3MJGedI, eMeOs ((3YeGf (B:s (3GdeDda,s, 2019)
Keywords: (3TeGd GaQjbjGs; (3GdehGbY GdGKQjIs; (3GdeZQH GdYQHjs; (3GdeOf GdYQHjIs