By Langford John   Roy Jeffrey   in International Journal of Public Policy

ISSN:1740-0600|4|3-4|232-250

Inderscience Publishers‎(2009)‎

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By Langford John   Roy Jeffrey   in International Journal of Electronic Business

ISSN:1470-6067|4|2|118-135

Inderscience Publishers‎(2006)‎

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By Langford John   Li Lihong   Vorobeychik Yevgeniy   Wortman Jennifer   in Algorithmica

ISSN:0178-4617|58|4|990-1021

Springer Publishing Company ‎(2010)‎

Access to resources Favorite 7.3718367