1. A List of Quarantine Objects (Plant Parasites, Plant Infections, and the Weeds. Supplement no. 1 to the Order no. 673 of the Russian Ministry of Agriculture on December 26, 2007. http://vniikr.ru/list.html . Checked August 15, 2012.
2. Barsevskis, A., Multicoloured Asian lady beetle (Harmonia axyridis (Pallas, 1773)) (Coleoptera: Coccinellidae) for the first time in the fauna of Latvia, Balt. J. Coleopterol., 2009, vol. 9, no. 2, pp. 135–138.
3. Bin’kovskaya, O.V., Beetles-coccinellides of forest ecosystems of southern Srednerusskaya Rise, Extended Abstract of Cand. Sci. (Biol.) Dissertation, Belgorod: Belgorod. Gos. Univ., 2004. http://www.zin.ru/animalia/coleoptera/pdf/Binkovskaya04.pdf . Checked August 15, 2012.
4. Branquart, E. and Koch, R., Harmonia axyridis (Insect), Global Invasive Species Database, 2010. http://www.issg.org/database/welcome/ . Checked August 15, 2012.
5. Brown, P.M.J., Adriaens, T., Bathon, H., Cuppen, J., Goldarazena, A., Hägg, T., Kenis, M., Klausnitzer, B.E.M., Kovář, I., Loomans, A.J.M., Majerus, M.E.N., Nedvěd, O., Pedersen, J., Rabitsch, W., Roy, H.E., Ternois, V., Zakharov, I.A., and Roy, D.B., Harmonia axyridis in Europe: spread and distribution of a non-native coccinellid, BioControl, 2008, vol. 53, no. 1, pp. 5–21.