- Nietzsche, Friedrich Wilhelm, 1844-1900 (32)
- Montinari, Mazzino, 1928- (17)
- Husserl, Edmund, 1859-1938 (14)
- Colli, Giorgio (13)
- Haase, Marie-Luise (8)
- Scheler, Max, 1874-1928 (8)
- Hegel, Georg Wilhelm Friedrich, 1770-1831 (5)
- Adorno, Theodor W., 1903-1969 (4)
- Berlin-Brandenburgische Akademie der Wissenschaften (4)
- Figl, Johann, 1945- (4)
- Frings, Manfred S., 1925- (4)
- Jaeschke, Walter (4)
- Heidegger, Martin, 1889-1976 (3)
- Hogemann, Friedrich (3)
- Hödl, Hans Gerald (3)
- Kohlenbach, Michael, 1952- (3)
- Rath, Ingo W. (3)
- Scheler, Maria (3)
- Biemel, Marly (2)
- Biemel, Walter, 1918- (2)
- Boehm, Rudolf, 1927- (2)
- Jaspers, Karl, 1883-1969 (2)
- Leibniz, Gottfried Wilhelm, Freiherr von, 1646-1716 (2)
- Tiedemann, Rolf, 1932- (2)
- Beeler, Josef (1)
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- Bornmann, Fritz (1)
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- Claesges, Ulrich, 1937- (1)
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- Engels, Friedrich, 1820-1895 (1)
- Fichte, Johann Gottlieb, 1762-1814 (1)
- Fischer, Ludwig (1)
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- Frank, Götz, 1944- (1)
- Frank, S. L. (Semen Li︠u︡dvigovich), 1877-1950 (1)
- Füzesi, Nicolas (1)
- Gerhardt, C. I. (Carl Immanuel), 1816-1899 (1)
- Gliwitzky, Hans, 1932- (1)
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- Haardt, Alexander (1)
- Hadasch, Ilona (1)
- Heimer, Falko (1)
- Herrmann, Friedrich Wilhelm von (1)
- Holz, Hans Heinz, 1927- (1)
- Horkheimer, Max, 1895-1973 (1)
- Jacob, Hans, 1898- (1)
- Janssen, Paul, 1934- (1)
- Kern, Iso (1)
- Klibansky, Raymond, 1905- (1)
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- Lauth, Reinhard, 1919- (1)
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- Reinach, Adolf, 1883-1918 (1)
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- Schefer, Christina (1)
- Schiller, Friedrich, 1759-1805 (1)
- Schottky, Richard (1)
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- Stingelin, Martin, 1963- (1)
- Strasser, Stephan, 1905- (1)
- Sturm, Erdmann (1)
- Tillich, Paul, 1886-1965 (1)
- Trawny, Peter, 1964- (1)
- Walther, Gerda (1)
- Weber, Karoline (1)
- Zahn, Manfred (1)