(3GdYQGb h GdefWbI HYO GdMQH (B: s (3bVGjG GYGOI GdGYeGQ GdGbJUGOi h GdGLJeGYis ((3HjQhJ (B: s (3eQcR OQGSGJ GdhMOI GdYQHjI , s, 2004)
Keywords: (3GdYQGbs; (3GdGMJdGd GdYScQis; (3GdGMJdGd GdYScQi (B- (3JGQjN (B- (3GdYUQ GdMOjKs; (3GdGMJdGd GdYScQi (B- (3GdGMhGd GdGbJUGOjIs; (3GdGMJdGd GdYScQi (B- (3GdGMhGd GdGLJeGYjIs