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Roloff, H.: Probleme des Schlagwortkatalogs (1958)
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Schleimer, H.: Zur Frage des Schlagwortkatalogs (1927)
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Füchsel, J.: Richtlinien für die Anlage von Schlagwortkatalogen (1927)
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Grasberger, F.: Systematischer Schlagwortkatalog (1951)
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Koch, F.: Noch einmal Schlagwortkatalog (1926)
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Schmid, F.: Weitere Betrachtungen zum alphabetischen Sachkatalog (1925)
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Schmid, F.: Mein letztes Wort zum alphabetischen Sachkatalog (1927)
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Wyss, W. von: Über den Schlagwortkatalog, mit Regeln für die Stadtbibliothek Zürich (1909)
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