(3ecJHGJ GdGWaGd hGdfGTFI(B: (3GdNOeI GdecJHjI (B- (3GdGLQGAGJ GdafjI(B- (3GdJLgjRGJ (B/ s - (3MGeO GdLhgQis ([S.N] : (3GdYQHi ddfTQ hGdJhRjYs)
Keywords: (3ecJHGJ GdGWaGds; (3GdNOeI GdecJHjIs; (3GdGLQGAGJ GdafjIs