1. Strategic research and inovation agenda for 2020, forest based sector technology platform 2013. http://newwww.forestplatform.org/system/attachments/files/000/000/113/original/2013_Strategic_Research_and_Innovation_Agenda_for_2020.pdf?1484928110
2. Hag N, Harrison P (1996) Corros Prev Control 43:162
3. European forest types categories and types for sustainable forest management reporting and policy ISSN 1725-2237 EEA Technical report No 9/2006
4. Muthu SS (2015) The carbon footprint handbook. CRC Press, Raton
5. Ragonnaud G. Fact sheets on the European Union and forests – 06/2017. http://www.europarl.europa.eu/RegData/etudes/fiches_techniques/2013/050211/04A_FT(2013)050211_EN.pdf