(3YbhHI GdEYOGe aj GdTQjYI GdESdGejI (B: (3OQGSI JMdjdjI ebGQfI HGdbGfhf (B/ s - (3GdcQOj, ChejO YKeGfs ((3OeTb (B:s (3eDSSI GdQSGdI fGTQhf,s, 2008)
Keywords: (3Gdabg GdGSdGejs; (3GdMOhO (B( (3GdTQjYI GdGSdGejI (B)s; (3MOhO GdbJds