(3ehShYI S (B& (3L (B/s - (3GdYeQj, agO Hf YHO GdQMefs ((3GdQjGV (B:s (3OGQ GdeSde ddfTQ h GdJhRjY,s, 1999)
Keywords: (3GdeYGQa GdYGeIs -- (3GNJHGQGJ, CSFdI, EdN(B.s