Àlvarez, A.; Pitarch, A., "Local stone used on the Roman bridge of Martorell (Barcelona, Spain)" a Gutiérrez Garcia-Moreno, A.; Lapuente, P.; i Rodà, I. (eds.), Interdisciplinary Studies in Ancient Stone. Proceedings of the IX ASMOSIA Conference (Tarragona, 2009) (Tarragona, del 8 al 13 de juny de 2009), Documenta ; 23, ICAC, Tarragona, p. 511-517.