Mihalik, E., Radvánszky, A., Dorgai, L., & Bubán, T. (2004). Study of Erwinia amylovora colonization and migration on blossoms of susceptible and tolerant apple cultivars. International Journal of Horticultural Science, 10(2), 15–19. https://doi.org/10.31421/IJHS/10/2/455