El-Banna, O. - H. M., M. A. E. Awad, M. S. Abbas, H. M. A. Waziri, and H. S. A. Darwish,
"Anatomical and Ultrastructural Changes in Tomato and Grapevine leaf tissues Infected with Tomato Ring Spot Nepovirus",
Egyptian J. Virol, vol. 11, issue 2, pp. 102-111, 2014.