(3GdbVGA GdEOGQjs (3GdcJGH GdChd ,s (3NVhY GdEOGQI ddbGfhf (B- (3JfXje hGNJUGUGJ eLdS GdOhdI (B- (3JfGRY GdGNJUGU (B/s - (3eMeO QaYJ YHO GdhgGHs; (3MSjf YKeGfs ((3GdGScfOQjI (B:s (3eWHYI GdJhfj ,s, 1997)
. 735-719 (3HHdjhLQGajG(B: (3UaMGJ(B.s
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Keywords: (3GdbVGA GdEOGQj hhXGFags; (3GdbGfhf GdEOGQjs