Ivo Hammer, The white cubes haven't been white. Conservators of the HAWK University of Applied Sciences and Arts in Hildesheim are investigating the facades of the Tugendhat House in Brno, in: Biuletyn. Journal of Conservation-Restoration/Informacyjny Konserwatorow Dziel Sztuki, Vol. 15, Nr. 1 (60), 2005, S. 32-35.
