Legitimacy Grounded on Appropriate Protection * Paolo Balboni ; Daniel Cooper ; Rosario Imperiali ; Milda Macenaite . International Data Privacy Law 2013 ; doi : 10.1093/idpl/ipt019 Legitimacy Grounded on Appropriate Protection * Daniel Cooper , Paolo Balboni , Rosario Imperiali , Milda Macenaite . International Data Privacy Law 2013 ; doi : 10.1093/idpl/ipt019 .