Honty, K., É. Sárdi, É. Stefanovits-Bányai, and M. Tóth. 2008. “Frost Induced Changes in Enzyme Activities and Carbohydrate Content in the Spurs of Some Pear Cultivars During the Dormancy”. International Journal of Horticultural Science 14 (1-2.):41-44. https://doi.org/10.31421/IJHS/14/1-2./780.