http://www.micc.unifi.it/masi/wp-content/themes/lizardking/content/software-patent-masi.pdf

http://www.micc.unifi.it/masi/wp-content/themes/lizardking/content/copyleft-and-opensource-masi.pdf Copyleft e software a codice Copyleft e software a codice aperto: un’analisi giuridica e un approfondimento tecnico from lizardking