Lefakis, Leandros. “Extended Subject – Matter under Intellectual Property Law: The Paradigm of Copyright, Trademarks and Patents Regarding Computer Icons and Graphical User Interfaces”. Journal of Integrated Information Management 5, no. 1 (May 26, 2024): 26–33. Accessed July 17, 2024. https://ejournals.epublishing.ekt.gr/index.php/jiim/article/view/37881.