1. L’agriculture saharienne;Amblard,1994
2. The introduction of Pastoral Adaptations to the Highlands of East Africa;Ambrose,1984
3. The pastoral neolithic of East-Africa;Bower;Journal of World Prehistory,1991
4. Investigation of late Stone Age occurrences at Lake Besaka, Ethiopia;Brandt,1980
5. Wavy line decoration from Saggai I: an essay of classification;Caneva;Origini,1983