Pilarska, Daniela, Danail Takov, and Danail Doychev. “List of Natural Fungal Pathogens Infecting Bark Beetles and Lepidopteran Forest Pests from Bulgaria”. Annual of Natural Sciences Department 5 (April 16, 2021): 88–99. Accessed November 23, 2024. https://ojs.nbu.bg/index.php/ANSD/article/view/512.