Gattermann, Katjana, Hefftler, Claudia, Political Motivation and Institutional Capacity: Assessing National Parliaments´ Incentives to Participate in the Early Warning Mechanism. OPAL Online Paper No. 15/2013.
Höing, Oliver, Katrin Auel, Scrutiny in Challenging Times: National parliaments during the Eurozone Crisis, SIEPS Policy Brief, 2014.
Werner Weidenfeld, Wolfgang Wessels (eds), Jahrbuch der Europäischen Integration 2013, Nomos Verlag, Baden-Baden 2013.
Werner Weidenfeld, Wolfgang Wessels (eds), Europa von A bis Z – Taschenbuch der europäischen Integration, 13th edition, Nomos Verlag, Baden-Baden 2014.
Wolfgang Wessels, Revisiting the Monnet Method – A contribution to the periodisation of the European Union’s history, in: Bachem-Rehm, Michaela/Hiepel, Claudia/Türk, Henning (eds): Teilung überwinden. Europäische und Internationale Geschichte im 19. und 20. Jahrhundert. Festschrift für Wilfried Loth, München 2014, pp. 49-59.