Vassiliadou, Ioanna. “Pierian-Macedonian Pitch: A Brand Name Agricultural Product of Ancient Macedonia”. In Sessions 2–3, Single Contributions, edited by Michael Heinzelmann and Martin Bentz, 333–346. Archaeology and Economy in the Ancient World: Proceedings of the 19th International Congress of Classical Archaeology, Cologne/Bonn 2018 53. Heidelberg: Propylaeum, 2022. Accessed July 3, 2024. https://books.ub.uni-heidelberg.de/propylaeum/catalog/book/999/chapter/13362.