JOBBIK, Eszter, and János KRÄHLING. “The Geometric System of the Nave Vault of the Church on the Hill of Sighişoara”. Studia Universitatis Babeș-Bolyai Historia Artium 68 (December 30, 2023): 7–43. Accessed February 5, 2025. https://studia.reviste.ubbcluj.ro/index.php/subbhistoriaartium/article/view/7231.