Environmental and climatic evolution of the Namib Desert since the Middle Miocene: the contribution of carbon isotope ratios in ratite eggshells

Loı̈c Segalen; Maurice Renard; Martin Pickford; Brigitte Senut; Isabelle Cojan; Laurence Le Callonnec; Pierre Rognon

Comptes Rendus. Géoscience, Volume 334 (2002) p. 917-924