1. Biostratigraphy and mineralogy of the Lisan Series (Pleistocene) in the Jordan Valley;Abed;Berlines. Geowiss. Abh. A,1981
2. Paleoclimates of the Jordan Rift in the uppermost Pleistocene;Abed,1983
3. Geology of the Damya Formation;Abed;Dirasat,1985
4. The Quaternary Period in Saudi Arabia;Al-Sayari,1978