Fol, Alexander and Jan Lichardus (eds.). 1998. Macht, Herrschaft Und Gold: Das Graberfeld Von Varna (Bulgarien) Und Die Anfange Einer Neuen Europaischen Zivilisation. Moderne Galerie des Saarland-Museums. Saarbrücken
Marazov, Ivan, Alexander Fol and Ivan Venedekov (eds.). 1998. Ancient Gold: The Wealth of the Thracians. Harry N. Abrams. New York. Review by Evgeni Paunov at http://www.athenapub.com/thrace1.htm
Alekseev,Andrei The Golden Deer of Eurasia: Scythian and Sarmatian Treasures from the Russian Steppes, the Hermitage, Saint Petersburg, and the Archaeological Mus. Metropolitan Museum of Art. New York. About the book at http://www.powells.com/biblio?isbn=9780300085105
Cartledge, Paul: Sparta and Lakonia (2001) p. 36 about the treasure from the Thyreatis (published by Greifenhagan 1970) ...This belong to the end of the EH period (c. 2000) and includes filigree work and other features betraying links with the Troad. I suspect, though, that its original home was Lerna ... (link to read from the book)