(3GdaJGhi (B: s (3OQGSI deTcdGJ GdeSde GdeYGUQ ai MjGJg GdjhejI hGdYGeI (B/ s - (3TdJhJ (B: (3eMehOs ((3GdbGgQI (B: s (3OGQ GdTQhb (B: s, 1983)
Keywords: (3GdaJGhi GdTQYjIs