(3GdMeGjI GdLfGFjI dMb GdGfSGf ai MjGJg GdNGUI (B/s - (3GMeO Mdei GdSjO Ydi jhSa s; (3eMeO eMi GdOjf YhVs; (3LGeYI GdefUhQIs (3cdjI GdMbhbs ((3GdbGgQI(B:s (3cdjI GdMbhb (B- (3LGeYI GdefUhQI,s, 1983)
(3QSGFd fSNI efaQOIs
(3CWQhMI (B((3OcJhGQg(B)-(3LGeYI GdefUhQI (B-(3cdjI GdMbhb(B-(3bSe GdbGfhf GdLfGFj, (B1983s
(3jTJed Ydj EQLGYGJ HdjhLQGajI(B: (3UaMI (B609 - 639s
(3GdedNU HGddZI GdYQHjIs
Keywords: (3GdbGfhf GdLfGFjs; (3GdJMbjb GdGHJOGFjs; (3GdOYhj GdLfGFjIs; (3GdSQjIs; (3GdTQGFY GdeYGUQIs; (3GdbUO GdLfGFjs; (3QSGFd LGeYjIs -- (3LGeYI GdefUhQIs -- (3GdbGfhf GdLfGFjs