Fossil pollen from the upper humbu formation of Peninj (Tanzania): Hominid adaptation to a dry open Plio-Pleistocene savanna environment

1. Domínguez-Rodrigo, M.
2. Lopez-Saez, J.A.
3. Vincens, A.
4. Alcala, L.
5. Luque, L.
6. Serrallonga, J.