(3cJGH HOGFY GdUfGFY aj JQJjH GdTQGFY (B/s - (3GdcGSGfj, CHh HcQ Hf eSYhO Hf CMeO,s (3J(B. 587 (3g`(B.s ((3HjQhJ (B:s (3OGQ GdeYQaI ddWHGYI h GdfTQ h GdJhRjY,s, 2000)
Keywords: (3Gdabg GdMfajs