(3BOGH GdMjGI GdRhLjI aj VhA GdcJGH hGdSfI (B/s - (3GdYc , NGdOs ((3HjQhJ (B:s (3OGQ GdeYQaI,s, 1996)
Keywords: (3GdbQBf hGdYdGbGJ GdCSQjIs; (3GdYdGbGJ GdCSQjI aj GdMOjKs; (3GdCSQI aj GdESdGes