Ziming Liu. "Print vs. electronic resources: A study of user perceptions, preferences, and use.
," INFORMATION PROCESSING AND MANAGEMENT.
Article.
Vol. 42.
Issue 2.
(March 2006). pp.583.
Ziming Liu. "Reading behavior in the digital environment
," JOURNAL OF DOCUMENTATION.
Article.
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Issue 6.
(December 2005). pp.700.
Ziming Liu. "Trends in transforming scholarly communication and their implications.
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(January 2002).