NATO Advanced Research Workshop on Marble in Ancient Greece and Rome: Geology, Quarries, Commerce, Artifacts Lucca, Italy, North Atlantic Treaty Organization. Scientific Affairs Division, Waelkens, M., & Herz, N. (1988). Classical marble: Geochemistry, technology, trade. Kluwer Academic Publishers.

NATO Advanced Research Workshop on Marble in Ancient Greece and Rome: Geology, Quarries, Commerce, Artifacts Lucca, Italy, North Atlantic Treaty Organization. Scientific Affairs Division, Marc Waelkens, and Norman Herz. Classical Marble: Geochemistry, Technology, Trade. Dordrecht ; Boston: Kluwer Academic Publishers, 1988.

NATO Advanced Research Workshop on Marble in Ancient Greece and Rome: Geology, Quarries, Commerce, Artifacts Lucca, Italy, et al. Classical Marble: Geochemistry, Technology, Trade. Kluwer Academic Publishers, 1988.