1. Geochronologic data for the Arabian Shield;ALDRICH;U.S. Geol. Survey Saudi Arabian Proj. Rept.,1978
2. Late Precambrian subduction and collision in the Al Amar-Idsas region, Arabian Shield, Kingdom of Saudi Arabia;AL-SHANTI;Tectonophysics,1976
3. ANDERSON, R. E. 1977. Geology of the Wadi Tarj quadrangle, sheet 19/42A, Kingdom of Saudi Arabia. Saudi Arabian Dir. Gen. Mineral Resources Map GM-29, scale 1:100,000.
4. Geochronological measurements (Rb/Sr; K/Ar) on rocks of the Arabian Shield, Kingdom of Saudi Arabia;BAUBRON;Bur. Rech. Geolog. Minieres Open File Rept.,1976
5. BENDER, FRIEDRICH, 1975. Geology of the Arabian Peninsula, Jordan. U.S. Geol. Survey Prof. Paper 560-I, 36 p.