(3GdMeGjI GdLfGFjI ddGSQGQ GdegfjI (B: s (3OQGSI ebGQfI (B/ s - (3GMeO cGed SdGeIs; (3GMeO aJMi SQhQ s; (3LGeYI GdbGgQIs (3cdjI GdMbhbs ((3GdbGgQI (B: s (3cdjI GdMbhb(B-(3LGeYI GdbGgQI,s, 1980)
(3GWQhMI(B((3OcJhQGg(B) - (3LGeYI GdbGgQI (B- (3cdjI GdMbhb (B- (3bSe GdbGfhf GdLfGFi, (B1980s
(3jTJed Ydj EQLGYGJ HdjhLQGajI(B: (3UaMI (B709-736s
Keywords: (3GdbGfhf GdLfGFjs; (3GdMeGjg GdLfGFjg s; (3GSQGQ Gdegfgs; (3GdJTQjYGJ GdhVYjgs; (3GaTGA GdSQ Gdegfi s; (3eUdMg Gdegfg s; (3GdeSFhdjg GdLfGFjg s; (3fXQjg GdYbO s; (3GdMb aj GdUeJ s; (3GSQGQ GdGaQGO s; (3GdGSQGQ GdGOGQjgs; (3QSGFd LGeYjIs -- (3LGeYI GdbGgQIs -- (3GdbGfhf GdLfGFjs