1. See, for examples, in: Proceedings of the 21st ICFA Beam Dynamics Workshop on Laser–Beam Interactions, Stony Brook, New York, 2001
2. I. Watanabe, S. Hiramatsu, K. Nakajima, T. Tauchi, K. Yokoya, I. Endo, K. Matsukado, T. Ohgaki, T. Takahashi, I. Ito, T. Kon, N. Matsuda, T. Takeshita, γγ Collider as an Option of JLC, KEK Report 97-17, 1998
3. Zeroth Order Design Report for the Next Linear Collider, SLAC-474, 1996
4. Physics and Technology of the Next Linear Collider, SLAC Report 485, 1996
5. An interaction region for gamma–gamma and gamma–electron collisions at TESLA/SBLC