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Ransom, N.; Rafferty, P.: Facets of user-assigned tags and their effectiveness in image retrieval (2011)
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Wang, X.; Erdelez, S.; Allen, C.; Anderson, B.; Cao, H.; Shyu, C.-R.: Role of domain knowledge in developing user-centered medical-image indexing (2012)
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May, G.: Pictorial history online : a new way to research our past (1989)
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Starostenko, O.; Rodríguez-Asomoza, J.; Sénchez-López, S.E.; Chévez-Aragón, J.A.: Shape indexing and retrieval : a hybrid approach using ontological description (2008)
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