Diffuse reflectance FTIR database for the interpretation of the spectra obtained with a handheld device on built heritage materials

1. Arrizabalaga, I.
2. Gómez-Laserna, O.
3. Carrero, J.A.
4. Bustamante, J.
5. Rodríguez, A.
6. Arana, G.
7. Madariaga, J.M.