Waw an Namus: Perbedaan antara revisi

<ref name="Posnansky1976">{{cite journal|last1=Posnansky|first1=Merrick|last2=McIntosh|first2=Roderick|title=New Radiocarbon Dates for Northern and Western Africa|journal=The Journal of African History|date=1976|volume=17|issue=2|page=178|doi=10.1017/S0021853700001286|url=https://www.cambridge.org/core/journals/journal-of-african-history/article/new-radiocarbon-dates-for-northern-and-western-africa/48AFDCD660D7F7331464950315411FB0|language=en|issn=1469-5138}}</ref>

<ref name="Verstappen1970">{{cite journal|last1=Verstappen|first1=H.Th|last2=van Zuidam|first2=R.A|title=Orbital photography and the geosciences — a geomorphological example from the Central Sahara|journal=[[Geoforum]]|date=January 1970|volume=1|issue=2|page=37|doi=10.1016/0016-7185(70)90027-8|url=https://www.sciencedirect.com/science/article/pii/0016718570900278|language=en|issn=0016-7185}}</ref>

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