1. The Symposium of the feasibility study of the 6 T wiggler project;Naiquan,1994
2. Technical manufacture specifications of the 6 T superconducting wiggler;Naiquan,1994
3. Compensation of the influence of the 6 T wiggler on the NSRL storage ring;Naiquan,1997
4. T. Lee et al., Analysis of the effects of superconducting wiggler on beam dynamics in storage ring, EPAC-94, p. 1030.
5. J.A. Clarke et al., Update on commissioning and operation with the second superconducting wiggler at Daresbury, EPAC-94, p. 648.