YOUNG, Thomas (Rezensent): Art. VI. - Zur Farbenlehre. On the Doctrine of Colours. By Goethe. 2 vol. 8vo. Tubingen, 1810, pp. 1510; with 16 coloured Plates in 4to. In: The Quarterly Review 10 (1813-1814), Oktober 1813 – Januar 1814, No. XX, S. 427–441 https://babel.hathitrust.org/cgi/pt?id=uc1.c031993772&seq=439