(3GdeNjGd GdYQHi ai GdGMGOjK GdefShHI Gdi GdQShd (B/s - (3efUa GdLRGQs ((3HjQhJ (B:s (3eDSSI GdGfJTGQ GdYQHi ,s, 2007)
(3HHdjhLQGajI (B: (3U (B632 - 646s
Keywords: (3GdMOjKs -- (3GdfGSN h GdefShNs; (3GdMOjKs -- (3GdLQM hGdJYOjds; (3GdMOjKs -- (3aJQI GdfHhIs; (3GdMOjKs -- (3GdGSfGO GdVYjas; (3Yde OQGjI GdMOjKs