1. Frihart CR. Wood adhesion and adhesives. In: Rowell RM, editor. Handbook of Wood Chemistry and Wood Composites. Florida: CRS Press; 2005. pp. 215-278
2. Akzo Nobel Adhesives. History. 2017. Available from: https://www.akzonobel.com/adhesives/aboutus/history/
3. Lambuth AL. Protein adhesivs for wood. In: Pizzi A, Mittal KL, editors. Handbook of Adhesive Technology. Second ed. New York: Marcel Dekker, Inc; 2003. pp. 457-477
4. Bye CN. Casein and mixed protein adhesives. In: Skeist I, editor. Handbook of Adhesives. New York: Van Nostrand Reinold; 1990. pp. 135-152
5. EPA United States Environmental Protection Agency. EPA Issues Final Rule to Protect the Public from Exposure to Formaldehyde, 2017. Available from: https://www.epa.gov/newsreleases/epa-issues-final-rule-protect-public-exposure-formaldehyde