@PRESENTATION{ferm{\"u}ller2010,
	title     = {Fuzzy Logic and Vagueness: Can Philosophers Learn from Petr H\'ajek?},
	author    = {Christian G. Ferm{\"u}ller},
	year      = {2010},
	month     = {February},
	booktitle = {The Beauty of Logic II, Prague},
	state     = {published}
}