Nir Oren, Madalina Croitoru, Simon Miles, Michael Luck. Understanding Permissions through Graphical Norms. In Andrea Omicini, Sebastian Sardiña, Wamberto Weber Vasconcelos, editors, Declarative Agent Languages and Technologies VIII - 8th International Workshop, DALT 2010, Toronto, Canada, May 10, 2010, Revised, Selected and Invited Papers. Volume 6619 of Lecture Notes in Computer Science, pages 167-184, Springer, 2010. [doi]