T. Schärtl, “Klaus Müller. Believing - Questioning - Thinking. Main Topics in the Encounter of Philosophy and Theology. [Glauben - Fragen - Denken, Vol. 1. Basisthemen der Begegnung von Philosophie und Theologie.] Aschendorff Verlag, 2006”., EJPR, vol. 2, no. 2, pp. 235–241, Sep. 2010.