A. Rosner, L. Maslenin, M. A. Yilmaz, M. Yurtmen, and S. Spiegel, “Assessing the applicability of transcript conformation polymorphism for differentiation among «Prunus nocrotic ringspot virus» isolates”, Phytopathol. Mediterr., vol. 41, no. 2, pp. 92–98, Aug. 2002.