Maniura, Robert (2013) Two Marian image shrines in Fifteenth-Century Tuscany, the ‘Iconography of Architecture’ and the limits of ‘Holy Competition’. In: Davies, P. and Howard, D. and Pullan, W. (eds.) Architecture and Pilgrimage, 1000–1500: Southern Europe and Beyond. Basingstoke, UK: Ashgate, pp. 213-230. ISBN 9781472410832.