(3GdGfJUGQ aj GdQO Ydi GdeYJRdI GdbOQjI GdCTQGQ (B/s - (3GdYeQGfj, jMji Hf CHj GdNjQs 489-558 (3g`(B.s; (3GdNda, SYhO Hf YHO GdYRjR s 1378 (3gLQj(B-s ((3GdQjGV (B:s (3CVhGA GdSda,s, 1999)
Keywords: (3aQbI ESdGejIs -- (3GdeYJRdIs; (3aQbI ESdGejIs -- (3GdbOQjIs; (3Yde GdcdGes