1. Forest types and their significance;Cajander;Acta For. Fenn.,1949
2. European Commission 2020. Report from the Commission to the European Parliament and the Council. On the experience gained by Member States on the implementation of national targets established in their National Action Plans and on progress in the implementation of Directive 2009/128/EC on the sustainable use of pesticides. https://data.consilium.europa.eu/doc/document/ST-8238-2020-INIT/en/pdf.
3. Giurca, A., von Stedingk, H., 2014. FSC Pesticides Policy in Sweden. https://se.fsc.org/preview.fsc-pesticides-policy-in-sweden.a-763.pdf.
4. Competitiveness of mechanized tree planting in Finland;Hallongren;Scand. J. For. Res.,2014
5. Effectiveness of insecticides, physical barriers and size of planting stock against damage by the pine weevil (Hylobius abietis);Hardy;Crop. Protection,2020