Komori, A., Yamada, H., Sakakibara, S., Kaneko, O., Kawahata, K., Mutoh, T., et al. (2009). Development of net-current free heliotron plasmas in the Large Helical Device. Nuclear Fusion, 49: 104015 (8pp). doi:10.1088/0029-5515/49/10/104015.