Bressani, Martin, 'Viollet-le-Duc's Optic', in Picon & Ponte (eds.) Architecture and Sciences: Exchanging Metaphors, (Princeton: Princeton Architectural Press, 2003), pp. 118-139.
Evans, Robin, 'Translations from Drawing to Building', in Translations from Drawing to Building and Other Essays (London: Architectural Association, 1997), pp. 153-193.