Search for: [References = "Berger, F. 1997. Report about a Petroglyph Site at Zolat el Hammad in the Libyan Desert, Northern Sudan. In S.\-A. Pager \(ed.\), Rock Art Research – Moving into the Twenty\-First Century, Okahandja \(Namibia\), Occasional SARARA Publication No. 4, Southern African Rock Art Association, 80\-93"]

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