(3QGO cdja HQGhf (B: (3QGFO heDSS Yde GdGLJeGY hGdGfKQhHhdhLjG (B/ s - (3bHGQi GSeGYjds ([S.N] : (3efTGI GdeYGQa GdGSdGejI , s, 1977)
Keywords: (3GdGLJeGYs; (3GdHfGA GdGLJeGYis; (3GdfXe GdGLJeGYjIs; (3GdGfKQHhdhLjI GdGLJeGYjIs