found: Burms, A. De rationaliteit en haar grenzen, 1986:t.p. (H. de Dijn)
found: LC data base, 7/1/87(hdg.: Dijn, H. de)
found: Ingrijpen in het leven, 1988:t.p. (Herman de Dijn)
found: Spinoza, c1996:CIP t.p. (Herman De Dijn) data sheet (b. 02-06-43)
found: Vloeibare waarden, 2014:t.p. (Herman De Dijn)
found: Wikipedia, viewed March 8, 2023(Herman De Dijn; Herman René De Dijn; born February 6, 1943 in Galmaarden; philosopher; from 1979 to 2008 professor ordinarius (full professor) in the history of philosophy at the Higher Institute of Philosophy of the Catholic University of Leuven; since 2008 professor emeritus, with an additional appointment as endowed visiting professor) - https://nl.wikipedia.org/wiki/Herman_De_Dijn