1. Weathering and heavy minerals;Allen;J. Sedim. Petrol.,1948
2. Mineralization of uranium in Timna' Formation, Timna' Valley;Bar-Matthews,1984
3. Mesozoic floras;Barnard,1973
4. Stratigraphie der “Nubischen Sandsteine” in Sud-Jordanien;Bender;Geol. Jb.,1963
5. Geologie von Jordanien;Bender,1968