@mastersthesis{Evalgelidis1998,
author = "Ευαγγελίδης, Βασίλειος",
address = "Thessaloniki, Greece",
keywords = "fortifications, siege engines, towers",
school = "Aristotle University of Thessaloniki",
title = "{Κ}υκλικοί πύργοι στις οχυρώσεις του ελλαδικού χώρου ",
year = "1998",
}