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Huisman, F.W.: Gemeenschappelijke onderwerpsontsluiting (GOO) : een samenwerkingsproject in Pica-verband (1992)
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Riesthuis, G.J.A.: Zoeken met woorden : hergebruik van onderwerpsontsluiting (1998)
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Hofstede, M.: Zoeken in PiCarta : de proef op de som (1998)
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Ferbeek, E.; Hellevort, M.: ¬Het afficheproject : onderwerpsontsluiting van affiches (1993)
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Meijer, G.: Zonder SISO is het makkelijker zoeken : kiezen voor kategorisatie in de jeugdbibliotheek en op school (1990)
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