1. The dating of Upper-Pleistocene subsaharan fossil hominids and their place in human evolution: With morphological and archaeological implications;Protsch von Zieten,1973
2. The absolute dating of Upper Pleistocene sub-Saharan fossil hominids and their place in human evolution;Protsch;J Hum Evol,1975
3. Präsapiens-hypothese oder Afro-europäische Sapiens-Hypothese?;Bräuer;Zeitschrift für Morphologie und Anthropologie,1984
4. Genetic evidence for larger African population size during recent human evolution;Relethford;J Phys Anthropol,1999
5. Genetics and the Search for Modern Human Origins;Relethford,2001