(3GdGJUGd h JOGhd GdeYdheGJ ai GdYGde GdQbei (B/s - (3GdSYjO eHQhc GHQGgjes ((3GdGScfOQjI (B:s (3GdeDSSI GdeUQjI ddJShjb h GdJhRjY (B( (3GeOch ddWHY h GdfTQ (B) (3,s, 2012)
(3jTJed Ydi GQLGYGJ HHdjhLQGajIs
Keywords: (3GdecJHGJ GdJcfhdhLjIs; (3GdecJHGJ GdQbejIs; (3GdGJUGds; (3THcGJ GdecJHGJ h GdeYdheGJs