Najar, A., F. B. Othman, H. Boudhir, K. M. Makkouk, R. Zarouk, R. Bessai, and S. G. Kumari. “Viral Diseases of Cultivated Legume and Cereal Crops in Tunisia”. Phytopathologia Mediterranea, vol. 39, no. 3, Dec. 2000, pp. 423-32, doi:10.14601/Phytopathol_Mediterr-1581.