(3YGFO GdGSJKeGQ ai QCS GdeGd GdHTQi (B: s (3bjGS GdbjeI GdGbJUGOjI dGOGA GdYGedjfs ((3GdbGgQI (B: s (3GjJQGc ddfTQ hGdJhRjY , s, 2004)
Keywords: (3GdYed hGdYeGds; (3GdGSJKeGQs; (3Gdbhi GdYGedIs