Roever, Willem-Paul deWillem-Paul deRoeverLüttgen, GeraldGeraldLüttgen0000-0002-0925-4870Mendler, MichaelMichaelMendler2019-09-192014-04-3020109783642137532https://fis.uni-bamberg.de/handle/uniba/3847engWhat is in a Step: New Perspectives on a Classical Questionbookpart