Mansour, R., R. Mkaouar, K. G. Lebdi, P. Suma, and A. Russo. “A Survey of Scale Insects (Hemiptera: Coccoidea) Occurring on Olives in Tunisia”. Journal of Entomological and Acarological Research, vol. 43, no. 3, Sept. 2011, pp. 315-22, doi:10.4081/jear.2011.315.