Spectroscopic characterisation of crusts interstratified with prehistoric paintings preserved in open-air rock art shelters

1. Hernanz, A.
2. Ruiz-López, J.F.
3. Madariaga, J.M.
4. Gavrilenko, E.
5. Maguregui, M.
6. De Vallejuelo, S.F.-O.
7. Martínez-Arkarazo, I.
8. Alloza-Izquierdo, R.
9. Baldellou-Martínezramón, V.
10. Viñas-Vallverdú, R.
11. Rubio I Mora, A.
12. Pitarch, A.
13. Giakoumaki, A.