Trifora is a type of three-light window. The trifora usually appears in towers and belfries—on the top floors, where it is necessary to lighten the structure with wider openings.[1][2][3]
- ^ Hodges, Richard; Bowden, William; Lako, Kosta; Andrews, R. D. (2004). Byzantine Butrint: Excavations and Surveys 1994-1999. Oxbow Books for the Butrint Foundation. p. 110. ISBN 9781842171585. Retrieved 23 July 2019.
- ^ Oppenheimer, Michael (2002). The Monuments of Italy: A Regional Survey of Art, Architecture and Archaeology from Classical to Modern Times. Tauris. p. 22. ISBN 9781860645709. Retrieved 23 July 2019.
- ^ The Spinelli of Florence: Fortunes of a Renaissance Merchant Family. Penn State Press. p. 196. ISBN 9780271044187. Retrieved 23 July 2019.