(3JQGK adSWjf (B:s (3aj cJGHGJ YHO Gddg eNdU eY OQGSI eaUdI Yf MjGJg h TNUjJg GdYdejI (B/s - (3cGed, Lejd GdYSdjs ((3YeGf (B:s (3OGQ GdcQed ,s, 1986)
Keywords: (3GdMjGI GdTNUjI s; (3GdMjGI GdYdejIs; (3YHO Gddg eNdU s; (3JQGK adSWjf s