(3eLdI RQGYI GdQGaOjf (B: s (3bWQjI (B- (3OhQjI (B- (3YdejI (B- (3eMceI (B/ s - (3GdYQGb s; (3GdGShO, eGLO HTjQ , s; (3LGeYI GdehUd(B((3GdehUd , GdYQGb(B).s (3cdjI GdRQGYI hGdZGHGJ , s ((3GdehUd , GdYQGb (B: s (3LGeYI GdehUd cdjI GdRQGYI hGdZGHGJ s, 1978)
(3jJVef GQLGYGJ HHdjhZQGajI s
(3GdfU HGddZJjf GdYQHjI hGdGfLdjRjI s
Keywords: (3GdRQGYI s -- (3OhQjGJ s