(3CNHGQ GdMdGL (B: s (3Ch efGLjGJ GdMdGL(B/ s - (3EHf GdSGYj, Ydj Hf CfLH Hf YKeGf Hf YHO Gddg GdHZOGOj, JGL GdOjf CHh WGdH (B(593-674(3g`(B)s; (3GdMdGL, GdMSjf Hf efUhQ, CHh eZjK (B(...-309(3g`(B)(3; s; (3GdVfGhj, SYOj; s ((3HjQhJ (B((3dHfGf(B): s (3OGQ UGOQ, s, 2008)
Keywords: (3GdJUha GdESdGej(B.s; (3GdTYQ GdYQHj(B.s; (3GdYUQ GdYHGSj(B.s; (3TYQ GdJUha(B.s