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Nicholls, P.T.: Empirical validation of Lotka's law (1986)
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- Information processing and management. 22(1986), S.417-419
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Han, I.; Nicholls, P.T.: Evaluation of KAware disk publisher and the KAware2 retrieval system (1990)
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Nicholls, P.T.: CD-ROM collection builder's toolkit : the definitive reference for CD-ROM buyers (1991)
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Nicholls, P.T.: ¬A framework for evaluating CD-ROM retrieval software (1990)
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Nicholls, P.T.: CD-ROM buyer's guide & handbook : the definitive reference for CD-ROM users (1993)
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