(3GMcGe JLejd GdfSGA aj GdTQjYI GdESdGejI (B/ s - (3GdeOfj , GROgGQ HfJ eMehO Hf UGHQ s ((3GdQjGV (B: s (3OGQ GdaVjdI ddfTQ hGdJhRjY , s, 2002)
Keywords: (3Gdabg GdESdGej s