D.Lgs 33/2013 - art 22, c. 1, lett. a; art. 22, c.2, 3
D.Lgs 33/2013 - art 22, c. 1, lett. b; art. 22, c.2, 3
D.Lgs 33/2013 - art 22, c. 1, lett. c; art. 22, c.2, 3
D.Lgs 33/2013 - art 22, c. 1, lett. d