1. 1) N. Yoshida and T. Watanabe, "Sol-gel Processed Photocatalytic Titania Films (Chapter 16)," Handbook of Sol-gel Science and Technology: Processing, Characterization and Applications (S. Sakka Ed., The Kluwer International Series in Engineering & Computer Science) Kluwer Academic Publishers, Norwell, USA. (2005).
2. 2) T. Watanabe, "Sol-gel Technologies for Glass Producers and Users," edited by M. Aegerter, and M. Menning, Kluwer Academic Publishers, Norwell, USA. (2004).
3. 3) D. Tryk, T. Watanabe, K. Hashimoto and A. Fujishima, Int. Glass Review, 2, 34-37 (2001).
4. 4) A. Fujishima, K. Hashimoto and T. Watanabe, "TiO2 Photocatalysis Fundamentals and Applications," BKC (1999).
5. 5) A. Fujishima, D. Tryk, T. Watanabe and K. Hashimoto, Int. Glass Review, 2, 114-116 (1998).