1. Amaro IR, Vicente-Villardón JL, Galindo-Villardón MP (2004) ANOVA Biplot para arreglos de tratamientos con dos factores basado en modelos lineales generales multivariantes. Interciencia 29:26–32
2. Añorve M (1997) Valoración del deterioro y conservación en la piedra monumental. Monografía M-56, CEDEX, Ministerio de Fomento, Madrid
3. Aparecida-del Lama E, Kazumi-Dehira L, Grossi D, Kuzmickas L (2016) The colour of the granite that built the city of São Paulo. Brazil Color Resear Appl 41(3):241–245
4. Bellopede R, Manfredotti L (2006) Ultrasonic sound test on Stone: comparison of indirect and direct methods under various test conditions. In: Fort R, Alvarez-de Buergo M, Gomez-Heras M, Vazquez-Calvo C (eds) Heritage, weathering and conservation, vol 2. Taylor & Francis Group, London, pp 539–546
5. Carmona-Quiroga PM, Martínez-Ramírez S, Sánchez-de Rojas M, Blanco-Varela MT (2010) Surface water repellent-mediated change in lime mortar colour and gloss. Constr Build Mater 24:2188–2193