Martin Paul Eve, ‘Thomas Pynchon, David Foster Wallace and the Problems of “Metamodernism”: Post-Millennial Post-Postmodernism?’, C21 Literature: Journal of 21st-century Writings, 1 (2012), pp. 7-25. Available online at C21 Literature. You can download 50% of the article for free, as per the licensing conditions of Gylphi.