(3GVWQGH VYa GdGfJHGg hGdfTGW GdRGFO dOi GdCWaGd (B:s (3CSHGHg hJTNjUg hYdGLg (B/s - (3CMeO, GdSjO Ydj SjOs; (3CMeO, aGFbI Ydjs ((3GdQjGV (B:s (3OGQ GdRgQGA ddfTQ h GdJhRjY,s, 2011)
Keywords: (3GdCWaGds -- (3Yde faSs; (3GdGfJHGg (B((3Yde faS(B)s; (3GdMQcjI (B((3Yde faS(B)s