Betancourt, Philip P. The Cretan Collections in the University Museum: Minoan Objects Excavated from Vasilke, Pseira, Sphoungaras, Priniatikos Pyrgos, and Other Sites. Philadelphia: The University Museum, 1983. See: p. 34, no. 74, pl. 8, fig. 11
Hartmann, Nicholas. "Obsidian from Crete: problems in lithic analysis." In Temple University Aegean Symposium, . Philadelphia: Temple University Aegean Symposium, 1976-1985. See: pp. 36-42