Schmidt, Thomas E., u. a. „The Humboldt Forum and Its »Cultural Heritage«“. Art Criticism in Times of Populism and Nationalism: Proceedings of the 52nd International AICA Congress, Cologne Berlin 1–7 October 2019, herausgegeben von Danièle Perrier, arthistoricum.net, 2021, S. 39-60, https://doi.org/10.11588/arthistoricum.891.c12100.