(3Mbhb GdEfSGf h JCNQ eUQ(B/s - (3eQcR GdOQGSGJ h GdeYdheGJ GdbGfhfjI dMbhb GdEfSGfs ((3eUQ(B:s (3eQcR GdOQGSGJ h GdeYdheGJ GdbGfhfjI dMbhb GdEfSGf(B,s, 1993)
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdbGfhf GdOhdj GdYGes; (3Mbhb GdEfSGfs