(3cJGH SjQ GdMGK Edi Yde GdWdGb GdKdGK (B/s - (3GHf GdeHQO, jhSa Hf MSf Hf CMeO,s 840-909 (3g`(B.s ((3GdQjGV (B:s (3OGQ GHf GdLhRj ddfTQ h GdJhRjY,s, 1997)
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Keywords: (3GdWdGb (B((3abg ESdGej(B)s