Haralambos Mouratidis Paolo Giorgini Gordon A. Manson Integrating Security and Systems Engineering: Towards the Modelling of Secure Information Systems. 63-78 2003 conf/caise/2003 CAiSE http://link.springer.de/link/service/series/0558/bibs/2681/26810063.htm db/conf/caise/caise2003.html#MouratidisGM03