Hassan Salah Hajj, . , Saad, A., Choueiri, E., Younis, H., Hanna, L. and Issa, S. 2001. Occurrence and distribution of sugar beet viruses in Lebanon. Phytopathologia Mediterranea. 40, 3 (Dec. 2001), 260–264. DOI:https://doi.org/10.14601/Phytopathol_Mediterr-1630.