Umarusman, M. A., and K. K. Bastas. “Enzymatic Responses of Some Pear Cultivars Against Erwinia Amylovora by Salicylic Acid and Bacillus Subtilis Applications”. III. International Congress of the Turkish Journal of Agriculture - Food Science and Technology, Malatya, Türkiye, Oct. 2023, pp. 306-, https://turjaf.com/index.php/TURSTEP/article/view/176.