1. S. Tamura, T. Ochiai, S. Takanaga, T. Kanai, H. Nakamura, Nano-tech. refractories-1: the development of the nano structural matrix, in: Proceedings of the UNITECR’03 Congress, Osaka, Japan, 19–22 October, 2003, pp. 517–520.
2. S. Takanaga, T. Ochiai, S. Tamura, T. Kanai, H. Nakamura, Nano-tech. refractories-2: the application of the nano structural matrix to MgO–C bricks, in: Proceedings of the UNITECR’03 Congress, Osaka, Japan, 19–22 October, 2003, pp. 521–524.
3. S. Takanaga, Y. Fujiwara, M. Hatta, T. Ochiai, S..Tamura, Nano-tech. refractories-3: development of “MgO-rimmed MgO–C brick”, in: Proceedings of the UNITECR’05 Congress, Orlando, USA, 8–11 November, 2005.
4. Y. Shiratani, T. Yotabun, K. Chihara, T. Ochiai, S. Tamura, Nano-tech. refractories-4: the application of the nano structual matrix to SN plates, in: Proceedings of the UNITECR’05 Congress, Orlando, USA, 8–11 November, 2005.
5. M. Hatta, S. Takanaga, O. Matsuura, T. Ochiai, S. Tamura, Nano-tech. refractories-5: the application of B4C–C nano particles to MgO–C bricks, in: Proceedings of the UNITECR’07 Congress, Dresden, Germany, 18–21 September, 2007, p. 614.