Szegedi, E., A. Oberschall, S. Bottka, R. Oláh, and D. Tinland. “Transformation of Tobacco Plants With VirEl Gene Derived from Agrobacterium Tumefaciens PTiA6 and Its Effect on Crown Gall Tumor Formation”. International Journal of Horticultural Science 7, no. 3-4 (September 11, 2001): 53–56. Accessed May 8, 2024. https://ojs.lib.unideb.hu/IJHS/article/view/283.