"Probleme der Tarifbindung in der Unternehmenskrise" [Problems of collective bargaining in the corporate crisis]
Problems of collective bargaining in the corporate crisis (only available in German language)
"Schriftenreihe zum Arbeits- und Sozialrecht, Duncker & Humblot 2000" [Publication series on labor and social law, Duncker & Humblot 2000]