- Bolzano, Bernard, 1781-1848 (7)
- Schlegel, Friedrich von, 1772-1829 (6)
- Berg, Jan, 1928- (5)
- Behler, Ernst, 1928- (3)
- Bloch, Ernst, 1885-1977 (3)
- Brentano, Franz Clemens, 1838-1917 (3)
- Nietzsche, Friedrich Wilhelm, 1844-1900 (3)
- Jaspers, Karl, 1883-1969 (2)
- Klages, Ludwig, 1872-1957 (2)
- Anania-Hess, Helga (1)
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- Frings, Manfred S., 1925- (1)
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- Greiner, Bernhard, 1943- (1)
- Heidegger, Martin, 1889-1976 (1)
- Heller, Peter, 1920- (1)
- Herrmann, Friedrich Wilhelm von (1)
- Husserl, Edmund, 1859-1938 (1)
- Kalista, Zdeněk, 1900- (1)
- Kastil, Alfred, 1874-1950 (1)
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- Kraus, Oskar, 1872-1942 (1)
- Loužil, Jaromír (1)
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- Minkowski, Eugène, 1885-1972 (1)
- Montinari, Mazzino, 1928- (1)
- Müller, Heinz Alfred (1)
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- Nessler, Bernhard (1)
- Oppenberg, Ursula (1)
- Pfänder, Alexander, 1870-1941 (1)
- Pieper, Annemarie, 1941- (1)
- Pöggeler, Otto, 1928- (1)
- Reichenbach, Hans, 1891-1953 (1)
- Salaquarda, Jörg, 1938- (1)
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