31 Marco Cerami Pere Pardo 2011 Many-valued Semantics for Vague Counterfactuals Petr Cintula, Chris Fermüller, Lluis Godo, Petr Hájek Understanding Vagueness - Logical, Philosophical, and Linguistic Perspectives College Publications 341-362 Dov Gabbay Studies in Logic P. Cintula, C. G.. FermĂĽller, L. Godo and P. Hájek Many-valued Logics, Counterfactuals