Borisova, Aneliya. “First Report of Plum Bark Necrosis Stem Pitting-Associated Virus in Bulgaria Detected by DAS-ELISA”. Bulgarian Journal of Crop Science 57, no. 2 (April 24, 2020): 10–14. Accessed October 9, 2026. https://agriacad.eu/ojs/index.php/bjcs/article/view/2329.