Why navies revisited the armored cruiser in the missile age

What was the 1951-1954 study for a new armored cruiser trying to determine?

It appears to have examined whether an armored cruiser or similar ship would still be useful in the missile age, though the identification is tentative.

The study appears to have asked whether an armored cruiser, or a similar ship, could serve usefully in the missile age. Its identification remains tentative: the title and dates prompt a recollection without confirmation of a particular proposal or specification.