On the Consistency of the Δ1 1-CA Fragment of Frege's Grundgesetze Fernando FerreiraKai F. Wehmeier OriginalPaper Pages: 301 - 311
On the Expressive Power of Monotone Natural Language Quantifiers over Finite Models Jouko VäänänenDag Westerståhl OriginalPaper Pages: 327 - 358