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2. E-government maturity models: Extension of the Layne and Lee model;Andersen;Government Information Quarterly,2006
3. Electronic Government Procurement (eGP), readiness self-assessment (Nov, 2004);Asian Development Bank, Inter-American Development Bank & World Bank,2004
4. Strategic Electronic Government Procurement, Standard Framework;Asian Development Bank, Inter-American Development Bank & World Bank,2004
5. Delivering Australian Government Services: Service Delivery Capability Model. Commonwealth of Australia;Australian Government Information Management Office (AGIMO),2006