Anfoka, G., M.K. Abhary, I. Fattash, and M.K. Nakhla. 2005. “Occurrence and Distribution of Citrus Tristeza Virus (CTV) in the Jordan Valley”. Phytopathologia Mediterranea 44 (1):17-23. https://doi.org/10.14601/Phytopathol_Mediterr-1779.