CABI, EPPO, (2010). Distribution Maps of Plant Pests(June), Map 733. CABI, Wallingford, UK. English language
Gądek, K., (2006). Sylwan 150(3), 47-56. Polskie Towarzystwo Lésne, Warszawa, Poland. Polish language
Tarasco, E., Triggiani, O., (2007). Bulletin OILB/SROP 30(1), 63-65. International Organization for Biological and Integrated Control of Noxious Animals and Plants (OIBC/OILB), West Palaearctic Regional Section (WPRS/SROP), Dijon, France. English language
Ozaki, K., Fukuyama, K., Isono, M., Takao, G., (2004). Forest Ecology and Management 187(1), 75-84. Elsevier Science B.V., Amsterdam, Netherlands. English language
Otto, L. F., (1998). Methodology of forest insect and disease survey in Central Europe. Proceedings, First Workshop of the IUFRO WP 7.03.10, Ustroń-Jaszowiec, Poland, 21-24 April, 1998., 101-108. Instytut Badawczy Leśnictwa (Forest Research Institute), Warsaw, Poland. English language
Łęgowski, D., Mazur, S., Perliński, S., Sławski, M., (1998). Sylwan 142(3), 21-28. Polish language
Maeto, K., Ozaki, K., (1994). Journal of the Japanese Forestry Society 76(6), 569-575. Japanese language
Głowacka, B., Malinowski, H., (1994). Folia Forestalia Polonica. Seria A, Leśnictwo(No. 36), 79-90. English language
Bevan, D., (1984). Quarterly Journal of Forestry 78(1), 36-40. English language
Georgis, R., Hague, G. M., (1988). Journal of Nematology 20(2), 317-320. English language