Bai LuChao, Cao ZhiMin, Yu ZhongDong, (2014). Mycotaxon 127, 185-190. Mycotaxon Ltd, Ithaca, USA. English language
Canada, Ministry of Agriculture BC (2012) External factsheets, Government of British Columbia, English language
Canada, Ministry of Agriculture BC (2012) External factsheets, Government of British Columbia, English language
Maier, C. T., (2012). Proceedings of the Entomological Society of Washington 114(3), 329-337. Entomological Society of Washington, Washington, USA. English language
Zakšek, B., Frajman, B., (2009). Hladnikia(No.24), 45-46. Botanical Society of Slovenia, Ljubljana, Slovenia. Slovenian language
Bush, E. A. (2010) External factsheets, Virginia Polytechnic Institute and State University, English language
Mmbaga, M. T., Sauvé, R. J., (2004). Journal of Arboriculture 30(2), 101-107. International Society of Arboriculture, Champaign, USA. English language
Johnson, M. P., Hartman, J. R., McNiel, R. E., Fountain, W. M., (2001). Journal of Environmental Horticulture 19(2), 73-78. Horticultural Research Institute, Washington, USA. English language
Sherald, J. L., Stidham, T. M., Roberts, L. E., (1994). Journal of Environmental Horticulture 12(2), 61-64. English language
Daughtrey, M. L., Hibben, C. R., Britton, K. O., Windham, M. T., Redlin, S. C., (1996). Plant Disease 80(4), 349-358. English language