(3JGQjN GdacQ GdSjGSi (B: (3ef GdeOjfI GdOhdI Gdi GdOhdI GdbhejI (B/ s - (3eMeO YQH UGUjdGs; (3ThaGdjjg, LGc LGfs ([S.N] : (3GdeDSSI GdLGeYjI ddOQGSGJ hGdfTQ hGdJhRjY , s, 1985)
Keywords: (3GdadSaIs; (3GdSjGSIs; (3GdYdhe GdSjGSjIs; (3GdadSaI GdjhfGfjIs