(3Yde GdfaS hOQGSI GdJhGab (B/ s - (3ceGd OShbis ((3HjQhJ (B: s (3OGQ GdfgVI GdYQHjI ddWHGYI hGdfTQ , s, 1974)
Keywords: (3Yde GdfaSs; (3GdSdhc GdGLJeGYis; (3GdJhGab GdGLJeGYis; (3GdJhGab GdfaSis