1. R.W. Bussard, Fusion Technol. 19, 273 (1991)
2. K. Noborio, Y. Yamamoto, Y. Ueno, S. Konishi, in Proceedings of 21th IEEE/NPSS Symposium on Fusion Engineering, Knoxville, Tennessee, USA (2005)
3. T. Takamatsu K. Masuda, S. Ogawa, H. Toku, K. Yoshikawa, in Proceedings of 21th IEEE/NPSS Symposium on Fusion Engineering, Knoxville, Tennessee, USA (2005)
4. K. Tomiyasu, K. Yokoyama, M. Watanabe, E. Hotta, Fusion Eng. Design 85, 728 (2010)
5. Y.K. Kurilenkov et al., J. Phys. A: Math. Theor 42, 214041 (2009)