(3GdeLQehf (B/ s - (3SYO GdeZQHis; (3GdSjO GMeO GddjKis ([S.N] : (3dLfI GdGYdGe hGdOQGSGJ GdeSJbHdjI , s, 1967)
Keywords: (3GdLQjeI hGdeLQehfs; (3GdGMhGd GdGLJeGYjIs; (3GdUMI GdfaSjIs; (3GdSLhfs