Online Corpus of the Inscriptions of Ancient North Arabia
Grigson, Gowlett, Zarins 1989
Full Citation
Grigson, C., Gowlett, J.A.J., Zarins, J. The Camel in Arabia — A Direct Radiocarbon Date, Calibrated to about 7000 BC. Journal of Archaeological Science 16, 1989: 355-362.