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Leibowitz, F.; Sorensen, C.: Perspectives on the Pennsylvania newspaper project at the University of Pittsburgh (1986)
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Chase, T.S.: Characterization of free-nets in the United States and Canada : facing history and managing the future (1995)
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Bar-Ilan, J.; Azoulay, R.: Map of nonprofit organization websites in Israel (2012)
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Croneberger, R.: Community information (1990)
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Erbes, B.; Beechler-Rusch, Y.: Integrating free-net into library services (1994)
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