(3gehe GdacQ hGdhWf (B: s (3GdacQ GdYQHi GdeYGUQ(B-(3GdJQGK h GdYUQ h GdMOGKI (B/ s - (3MSf Mfais ((3GdbGgQI (B: s (3OGQ bHGA ddWHGYI hGdfTQ hGdJhRjY , s, 1998)
Keywords: (3GdadSaIs; (3GdadSaI GdYQHjIs; (3GdKbGaI GdYQHjIs