1. Laboratory of Biopolymer and Derivatives, Institute of Tropical Forestry and Forest Product, Universiti Putra Malaysia, UPM Serdang 43400, Selangor, Malaysia
2. Institute for Infrastructure Engineering and Sustainable Management, Universiti Teknologi MARA, Shah Alam 40450, Selangor, Malaysia
3. Faculty of Forest Industry, University of Forestry, Sofia 1797, Bulgaria
4. Faculty of Wood Sciences and Technology, Technical University in Zvolen, Zvolen 96001, Slovakia