found: Virtutis imago, 2004:CIP t.p. (Geert Roskam)
found: KU Leuven, via WWW, 27 August 2013(Prof. Dr. Geert Roskam; teaches philosophical literature from the Hellenistic and imperial period; PhD in classics at the KU Leuven in 2001 with a study of the social ethics of Plutarch of Chaeronea; Since 2008 he is associate professor at the KU Leuven)
found: On using sources in Graeco-Roman, Jewish and early Christian literature, 2022:t.p. (Geert Roskam)
found: ISNI database, searched August 21, 2023(Geert Roskam; born 1973)
