New archaeological and geological research at SHK main site (Bed II, Olduvai Gorge, Tanzania)

1. Diez-Martín, F.
2. Sánchez-Yustos, P.
3. Uribelarrea, D.
4. Domínguez-Rodrigo, M.
5. Fraile-Márquez, C.
6. Obregón Labrador, Rosa Ana
7. Díaz-Muñoz, I.
8. Mabulla, A.
9. Baquedano, E.
10. Pérez-González, A.
11. Bunn, H.T.