I. Salmane, R. Ciematnieks, L. Ozoliņa-Pole, B. Ralle, and G. Ievinsh, “Investigation of European shot-hole borer, Xyleborus dispar (Coleoptera, Scolytidae), in apple orchards of Latvia”, ETR, vol. 2, pp. 256–260, Jun. 2015, doi: 10.17770/etr2015vol2.279.