Bodnár D, Mergenthaler E, Viczián O, Tarcali G. Examination of the plum psyllid (Cacopsylla pruni Scopoli), a vector of European Stone Fruit Yellows (ESFY) phytoplasma in the countryside of Boldogkőváralja (Hungary). Acta agrar. Debr. 2019;(71):5-11. doi:10.34101/actaagrar/71/1560