Wittgenstein Rules and Private Language: An Elementary Exposition

Kripke's Wittgenstein on Rules and Private Language at 40 (Cambridge Philosophical Anniversaries)

Wittgenstein on Private Language, Sensation and Perception (Elements in the Philosophy of Ludwig Wittgenstein)

Wittgenstein and the Possibility of Meaning: "To Follow a Rule Blindly"

Wittgenstein: To Follow a Rule (International Library of Philosophy)