El Mehrach, K.; Sedegui, M.; Hatimi, A.; Tahrouch, S.; Arifi, A.; Czosnek, H.; Nakhla, M.; Maxwell, D. Molecular Characterization of a Moroccan Isolate of Tomato Yellow Leaf Curl Sardinia Virus and Differentiation of the Tomato Yellow Leaf Curl Virus Complex by the Polymerase Chain Reaction. Phytopathol. Mediterr. 2007, 46, 185-194.