https://ratiolegis.it/legge-165-2009 https://ratiolegis.it/legge-165-2009/approvazione-art-1 https://ratiolegis.it/legge-165-2009/art-1 https://ratiolegis.it/legge-165-2009/indice/gruppo-approvazione/1 https://ratiolegis.it/legge-165-2009/indice/radice/1