1. IAEA, ITER Documentation Series No. 7, Technical Basis for the ITER Interim Design Report, Cost Review and Safety Analysis, International Atomic Energy Agency, Vienna, 1996
2. A. Sakasai, H. Takenaga, N. Hosogane, S. Sakurai, H. Ohara, H. Kubo, S. Higashijima, H. Tamai, N. Asakura, K. Itami, K. Shimizu, these Proceedings
3. Reduction of helium ash by selective helium pumping
4. Poloidal divertor configuration with ripple limiters for a fusion experimental reactor
5. K. Nakamura, Y. Okumura, R. Jimbou, V. Bandourko, M. Akiba, presented at 12th Int. Conf. on Plasma–Surface Interactions, San Diego, CA, May 1998