(3eNJUQ efgGL GdbGUOjf (B/s - (3GHf bOGeI GdebOSj, CMeO Hf YHO GdQMef Hf CMeO,s 651-689 (3g`(B.s; (3GdegOj, YHO GdQRGb ZGdHs ((3HjQhJ (B:s (3OGQ GdcJGH GdYQHj,s, 1998)
Keywords: (3GdJQHjI GdESdGejIs; (3GdCNdGb GdESdGejIs