(3GdfXGe GdOSJhQj dOhdI GdEeGQGJ GdYQHjI GdeJMOI (B:s (3OQGSI JWHjbjI hJMdjdjI ddfXQjI GdYGeI ddOSGJjQ aj EWGQ GdOSJhQ GdeDbJ dYGe(B1971/s - (3eUWai eMehO Yajai s ([(3ecGf GdfGTQ ZjQ eMOO(B] :s [(3GSe GdfGTQ ZjQ eMOO(B],s, 1990)
(3HHdjhLQGajG(B:(3UaMGJ (B793-837s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdbGfhf GdOSJhQjs; (3GdfXGe GdOSJhQis