(3eTcdI GdehUd (B: s (3OQGSI aj GdOHdheGSjI GdYQGbjI (B- (3GdGfLdjRjI (B- (3GdJQcjI haj GdQGj GdYGe (B/ s - (3MSjf, aGVd, s ((3HZOGO (B[(3GdYQGb(B] : s (3eWHYI GdQGHWI (B955.s, 1955)
(3SGYOJ hRGQI GdeYGQa GdYQGbjI Ydi fTQg(B.s
(3GdGUd QSGdI LGeYjI (B((3OcJhQGg(B) - (3LGeYI GfOjGfG, (B1952.s
(3jJVef GQLGYGJ HHdjhLQGajI (B: (3UaMI (B318-328.s
Keywords: (3GdehUd (B((3GdYQGb(B)s -- (3JGQjN(B.s