Curia: Court of Justice of the European Union: Judgment for C-236/09: Association Belge des Consommateurs Test-Achats ASBL and others (Case C-236/09) ECLI:EU:C:2011:100 | Practical Law
http://curia.europa.eu/juris/celex.jsf?celex=62009CJ0236&lang1=en&type=TXT&ancre