1. LignoBoost does business with lignin fuel;Anon;Beyond,2007
2. Axegård, P., 1999. Kretsloppsanpassad massafabrik-Slutrapport, KAM 1 1996-1999, KAMrapport A31, Stiftelsen för Miljöstrategisk forskning.
3. Axegård, P., 2005. The future pulp mill—a biorefinery. In First International Biorefinery Workshop. 1st International Biorefinery Workshop, Washington DC.
4. Axegard, P., 2006a. Lignin removal from black liquor for increased energy efficiency and pulp capacity increase. Energy Management for Pulp and Papermakers, Budapest, Hungary, 16–18 October, Paper 12, pp. 31.
5. Axegård, P., 2006b. Presentation “Utilization of Black Liquor and Forestry Residues in a Pulp Mill Biorefinery” at the Forest Based Sector Technology Platform Conference. Lahti, Finland, 22–23 November.