{\rtf1\ansi\deff0\deftab360 {\fonttbl {\f0\fswiss\fcharset0 Arial} {\f1\froman\fcharset0 Times New Roman} {\f2\fswiss\fcharset0 Verdana} {\f3\froman\fcharset2 Symbol} } {\colortbl; \red0\green0\blue0; } {\info {\author Biblio 7.x}{\operator }{\title Biblio RTF Export}} \f1\fs24 \paperw11907\paperh16839 \pgncont\pgndec\pgnstarts1\pgnrestart N. Soudani, Raggad, B. G., and Zouari, B., ?A formal design of secure information systems by using a Formal Secure Data Flow Diagram (FSDFD)?, in the IEEE Fourth International Conference on Risks and Security of Internet and Systems (CRiSIS), pp. 131-134, Toulouse, France, 2009.\par \par }