1. Kulvik, E. Chestnut wood tannin extract as a cure accelerator for phenol-formaldehyde wood adhesives. Adhesives Age 18:3 (1975).
2. Kulvik, E. Chestnut wood tannin extract in plywood adhesives. Adhesivea Age 19:3 (1975).
3. Pizzi, A. Phenolic resins wood adhesives. In: Pizzi, A (ed.) Wood adhesives: chemistry and technology. Marcel Dekker Inc., New York, 364 pp. (1983).
4. Pizzi, A. Tannin-based wood adhesives. In: Pizzi, A. (ed.) Wood adhesives: chemistry and technology, Vol l(Ed. A. Pizzi), Marcel Dekker Inc., New York, 364 pp. (1983)
5. Roux, D.G.; Ferreira, D.; Hundt, H.K.L.; Malan, E. Structure, stereochemistry and reactivity of natural condensed tannins as basis of their extended industrial exploitation, J. Applied. Polymer. Sci., Polymer Symposium 28, Proceedings of the eigth cellulose conference. Part 1, (1975).