(3GdGYdGe GdOhdi (B/ s - (3LjgGf GMeO QTJis ((3GdbGgQI (B: s (3OGQ GdacQ GdYQHi , s, 1986)
Keywords: (3GdYdGbGJ GdNGQLjIs; (3hSGFd GdGYdGes; (3GdGYdGe GdOhdis; (3GdGPGYIs; (3GdOYGjI GdOhdjIs