R.  Touchan, Anchukaitis, K. J., Meko, D., Sabir, M., Attalah, S., and Aloui, A., ?Spatiotemporal drought variability in northwestern Africa over the last nine centuries?, Journal of Climate Dynamics, vol. 37, pp. 237?252, 2011.

R.  Touchan, Anchukaitis, K. J., Meko, D. M., Attalah, S., Baisan, C., and Aloui, A., ?The long term context for recent drought in northwestern Africa, ?, Geophysical Research Letters, vol. 35, p. L13705, 2008.

R.  Touchan, Meko, D., and Aloui, A., ?Precipitation reconstruction for Northwestern Tunisia from tree rings?, Journal of Arid Environments, vol. 72, pp. 1887 ? 1896, 2008.