KARADJOVA, O., and H. KRUSTEVA. 2016. “SPECIES COMPOSITION AND POPULATION DYNAMICS OF THE HARMFUL INSECT FAUNA (HEMIPTERA: CICADOMORPHA, FULGOROMORPHA AND STERNORRHYNCHA) OF WINTER TRITICALE”. Bulgarian Journal of Agricultural Science 22 (4): 619-26. https://agriacad.eu/ojs/index.php/bjas/article/view/5182.