(3GJLGgGJ fXQjI aj Yde GdGLJeGY s - (3YHOGdHGSW YHOGdeYWjs (1981)
. 240-220 (3HHdjhLQGajG(B: (3UaMGJ(B.s
Keywords: (3GJLGgGJ adSajI s; (3Yde GdGLJeGY s; (3GdadSaI hGdefWbs; (3fXQjGJ Yde GdGLJeGYs