{. Patterson (Ред.) Working paper / European Parliament, Directorate General for Research Off. for Official Publ. of the Europ. Communities, Luxembourg, Ms. completed in April 1999. Abridged multilingual ed издание, (2001)
{. Prüßmann. Schriftenreihe des Instituts für Allgemeine Wirtschaftsforschung der Albert-Ludwigs-Universität Freiburg i. Br. Haufe, Freiburg i. Br., (2000)