Bodnár, Dominika, Emese Mergenthaler, Orsolya Viczián, and Gábor Tarcali. 2019. “Examination of the Plum Psyllid (Cacopsylla Pruni Scopoli), a Vector of European Stone Fruit Yellows (ESFY) Phytoplasma in the Countryside of Boldogkőváralja (Hungary)”. Acta Agraria Debreceniensis, no. 71 (February): 5-11. https://doi.org/10.34101/actaagrar/71/1560.