(3GNHGQGHj MaU YeQ Hf YHO GdYRjR (B:s (3hSjQJg(B/s - (3YSjdGf ,YHOGddg YHO GdQMje s ((3HjQhJ (B:s (3eDSSI GdQSGdI ,s, 1980)
Keywords: (3GHj MaU YeQ Hf YHOGdYRjR (B-(3JQGLes