(3GdQbGHI GdbVGFjI Ydi CYeGd GdEOGQI aj Gdjef (B:s (3OQGSI ebGQfI hJWHjbjI (B/s - (3GdeUQj, Ydj Ydj UGdMs ((3UfYGA (B:s (3ecJHI NGdO jf GdhdjO (B:s (3OGQ GdcJH GdjefjI ;s (3OGQ GdcJGH GdLGeYj,s, 2012)
(3HHdjhLQGajI (B: (3U(B. 260-267.s
Keywords: (3GdYfas -- (3LhGfH GLJeGYjIs -- (3Gdjefs; (3GdQbGHI GdEOGQjIs -- (3Gdjefs; (3GdbGfhf GdEOGQjs -- (3Gdjefs; (3GdbVGA GdEOGQjs -- (3Gdjefs