Chronostratigraphy and new vertebrate sites from the upper Maastrichtian of Huesca (Spain), and their relation with the K/Pg boundary

1. Puértolas-Pascual, E.
2. Arenillas, I.
3. Arz, J.A.
4. Calvín, P.
5. Ezquerro, L.
6. García-Vicente, C.
7. Pérez-Pueyo, M.
8. Sánchez-Moreno, E.M.
9. Villalaín, J.J.
10. Canudo, J.I.