Pólay Elemér: The contracts in the triptychs found in Transylvania and their Hellenistic features - Studia historica Academiae Scientiarum Hungaricae 133. (Budapest, 1980)
TT STUDIAXJ.ISTOKICA Academiae Scientiarum Hungaricae E. PÓLAY THE CONTRACTS IN THE TRIPTYCHS FOUND IN TRANSYLVANIA AND THEIR HELLENISTIC FEATURES