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Carson, S.M.: LIAS online catalog at Penn State University (1983)
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MacKinnon Carson, S. -> Carson, S.M.:
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Freivalds, D.; Carson, S.: Extending the OPAC with microcomputers (1990)
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Carson, S.M.; Freivalds, D.I.: Z39.50 and LIAS : Penn State's experience (1993)
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Freivalds, D.I.; Carson, S.M.: ¬The role of microcomputers in the evolution of the OPAC (1991)
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Lee, Y.-R.: ¬A study on the conditions of using OPAC access points and subject searching by users (1997)
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Connell, T.H.: Subject cataloging (1996)
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Zumer, M.; Zeng, L.: Comparison and evaluation of OPAC end-user interfaces (1994)
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Slack, F.: Subject searching on OPACs : problems and help provision (1991)
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Lee, Y.Y.; Yang, S.Q.: Folksonomies as subject access : a survey of tagging in library online catalogs and discovery layers (2012)
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