(3ef CNWGA GdRhGL aj GdQVGY hGdeQGVYI (B/s - (3Gdajaj, efUhQ Hf MSf jMji CSYO GdeTfhj s ((3GdQjGV (B:s (3OGQ GdTQja ddfTQ hGdJhRjY,s, 2000)
Keywords: (3GdRhGL (B((3abg ESdGej(B)s; (3GdMdGd hGdMQGes; (3GdQVGY (B((3abg ESdGej(B)s