1. The Colourfoul Past;Hofenk de Graaff,2004
2. Natural Dyes — Sources, Tradition, Technology and Science;Cardon,2007
3. Natural Dyes and Textiles;Böhmer,2002
4. Evaluating a Cumaean Sibyl: Domenichino or later? A multi analytical approach
5. Byzantine East & Latin West: Two Worlds of Christendom in Middle Ages and Renaissance;Geanakopoulos,1966