@mastersthesis{stumme94boolesche,
        title = {Boolesche {B}egriffe},
        author = {Gerd Stumme},
        school = {TH Darmstadt},
        type = {Diplomarbeit},
        year = 1994,
        url = {http://www.kde.cs.uni-kassel.de/stumme/papers/1994/Diplomarbeit94.pdf},
        comment = {alpha},
	biburl = {http://www.bibsonomy.org/bibtex/2545afd2fc553435b9bef5c610a387e69/stumme},
	keywords = {lattices concept formal diplomarbeit begriffsanalyse formale 1994 boolean myown analysis fca}
}