1. (1) Morizono, D. and Kubota, M., The Aspect Ratio of Bamboo Fibers, Moisture Absorption and Fiber Dispersion Were Important Factors When Bamboo Fibers Were Used as the Reinforcement of FRTP, Doshisha University Bachelor's Thesis, (in Japanese), (2002).
2. (2) Nagai, S., The Aspect Ratio of Bamboo Fibers, Moisture Absorption and Fiber Dispersion Were Important Factors When Bamboo Fibers Were Used as the Reinforcement of FRTP, Doshisha University Master's Thesis, (in Japanese), (2003).