(3GdGeGe GdMSjf MjGJI h GSJTgGOI (B/ s - (3eCehf ZQjHs ((3GdbGgQI (B: s (3eQcR GdcJGH ddfTQ , s, 1997)
Keywords: (3cQHdGAs; (3GdMSjf (B((3GdGeGe(B)s; (3Ggd HjJ GdQShd Udi Gddg Ydjg hSdes