(3GReI GdJYdje ai YGdefG GdeYGUQ (B/ s - (3cheHR, a(B.s; (3GMeO NjQi cGXes; (3LGHQ YHOGdMejO LGHQs ([S.N] : (3OGQ GdfgVI GdYQHjI , s, 1978)
Keywords: (3GdJYdjes; (3GdGOGQI GdeGdjIs; (3GdHWGdIs; (3Gdbhi GdYGedIs; (3GdeOGQSs; (3GdJdGejPs; (3GdeOQShfs