First survey of the vascular and cryptogam flora on Bulgaria's ancient mounds.

Apostolova, I., Sopotlieva, D., Valcheva, M., Ganeva, A., Shivarov, V., Velev, N., Vassilev, K., Terziyska, T., Nekhrizov, G., (2022). Plants 11(5) MDPI AG, Basel, Switzerland. English language

Forstschutzsituation 2008 in Österreich. / Forest protection situation 2008 in Austria.

Tomiczek, C., Cech, T. L., Fürst, A., Hoyer-Tomiczek, U., Krehan, H., Perny, B., Steyrer, G., (2009). Forstschutz Aktuell(No.46), 3-8. Bundesforschungs- und Ausbildungszentrum für Wald, Naturgefahren und Landschaft (BFW), Wien, Austria. German language

Diagnosis of Chinese olive fungal diseases in Fujian, China.

Zhang ShaoSheng, Xiao RongFeng, Lin NaiQuan, Ai HongMu, (2002). Journal of Fujian Agricultural and Forestry University 31(2), 168-173. Fujian Agricultural and Forestry University, Fuzhou, China. Chinese language