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Füchsel, J.: Richtlinien für die Anlage von Schlagwortkatalogen (1927)
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Kaiser, J.: Systematic indexing (1926)
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Füchsel, J.: ¬Ein schwedisches Realkatalogschema (1922)
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Fuchs, W.: Zur Geschichte des Göttinger juristischen Realkatalogs (1923)
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Ostwald, W.: ¬Die Pyramide der Wissenschaften : eine Einführung in wissenschaftliches Denken und Arbeiten (1929)
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Schultze, W.: ¬Die Zukunft unserer Realkataloge (1928)
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