(3OaGY Yf KhQI eUQ (B/ s - (3YUeJ Sja GdOhdIs ([S.N] : (3OGQ GdeSJbHd GdYQHi , s, 1990)
Keywords: (3GdLQGFe GdSjGSjIs; (3GdLQGFe GdOhdjIs