Kathedrale von Ávila

1. Benito Pradillo, Angeles (2009): First building stages of the Cathedral of Avila. Romanesque and Protogothic stages. Vorgetragen bei: Third International Congress on Construction History, Brandenburg University of Technology Cottbus, Germany , 20th-24th May 2009.
2. Alvarez Alonso, Marina / Cámara Gómez, Asunción / Álvarez Alonso, María Dolores (1991): Levantamiento planimétrico de la catedral de Ávila. In: Informes de la Construcción, v. 43, n. 416 (Dezember 1991), S. 29-37.

   https://doi.org/10.3989/ic.1991.v43.i416.1361