(3GdHK GdGYdGei Yf WQjb GdGbeGQ GdUfGYjI hGdGYdGe GdYQHi (B/ s - (3GdWjH GdLhjdis ([S.N] : (3OGQ GdeSjQI ddfTQ hGdJhRjY hGdWHGYI , s, 1991)
Keywords: (3GdGYdGes; (3hSGFd GdGYdGes; (3GdGbeGQ GdUfGYjIs