Faranak Farzad, Eric Yu, Patrick C. K. Hung. Role-Based Access Control Requirements Model with Purpose Extension. In Carina Alves, Vera Werneck, Luiz Marcio Cysneiros, editors, Anais do WER07 - Workshop em Engenharia de Requisitos, Toronto, Canada, May 17-18, 2007. pages 207-216, 2007. [doi]
Abstract is missing.