by  The Wittgenstein Archives at the University of Bergen

• Schriftenreihe der Wittgenstein-Gesellschaft, by Hölder-Pichler-Tempsky
• Philosophical Investigations, by Blackwell Publishers
• Working Papers, by the Wittgenstein Archives at the University of Bergen
• Wittgenstein Studien, by the Deutsche Ludwig Wittgenstein Gesellschaft