(3GdJOGHjQ GdGMJQGRjI (B:s (3OQGSI ebGQfI (B/s - (3eMeO TdGd MHjHs ((3HZOGO (B:s (3GdOGQ GdYQHjI ddWHGYI hGdfTQ ,s, 1976)
. 288-287(3HHdjhLQGajG(B: (3UaMGJ(B.s
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Keywords: (3GdJOHjQ GdGMJQGRis; (3GdbGfhf GdLfGFjs