1. Backemeyer, S., (1992). Central Saint Martins Art and Design Archive. Journal of Design History, 5 (4): 295-300.
2. Baines, P., C. Dixon. (2012). Signs: Lettering in the Environment. Harper Design.
3. Bartram, A. (1976), Lettering on Architecture. Watson-Guptill.
4. Baumgart, G. (1989). Schriftgestaltung am Bauwerk zur Dekoration, Information, Werbung. Bauverlag.
5. Beltrán Martínez, A. (1999). Zaragoza: calles con historia. El Periódico de Aragón.