Allgem. Künstlerlexikon, 1992- (Coornhert (Coornhart, Corenhert, Cuerenhert, Koornhert) Dirck Volckertsz; Netherlandish engraver, etcher, woodcut artist, writer, diplomat; b. 1522 Amsterdam; d. Oct. 29, 1590 Gouda; active at Haarlem and in the Rhineland)
Bienfaisance et répression au XVIe siècle, 1984 t.p. (D.V. Coornhert)
Dirck Volckertszoon Coornhert, c1989.
Grote Winkler prins encyclopedie, 1980 d. 6, p. 500 (Coornhert, Dirck Volckertszoon; b. Amsterdam 1522, d. Gouda 29 Oct. 1590)