%0 Journal Article %K Document Exchange %K e-Government %K XML Encryption %K XML Signature %B Information & Security: An International Journal %D 2004 %G eng %P 55-71 %R http://dx.doi.org/10.11610/isij.1504 %T Design of a Secure Fine-Grained Official Document Exchange Model for E-Government %V 15 %8 2004