@booklet {6955,
	title = {EL RAMLY, M.F., ARMANIOUS, L.K. and HUSSEIN, A.A.A. 1979. The two ring complexes of Hadayib and Umm Risha, SE. Desert. Annals of the Geological Survey of Egypt, 9: 61-9.},
	year = {1979},
	note = {EL RAMLY, M.F., ARMANIOUS, L.K. and HUSSEIN, A.A.A. 1979. The two ring complexes of Hadayib and Umm Risha, SE. Desert. Annals of the Geological Survey of Egypt, 9: 61-9.}
}
