1. W. Schilling, this meeting.
2. A.R. Sweedler, this meeting.
3. E.J. Kramer, this meeting.
4. Proc. 1968 Summer Study on Super-conducting Devices and Accelerators;Cullen,1969
5. Proc. 1973 Int. Conf. on Defects and Defect Clusters in BCC Metals and Their Alloys;Ullmaier,1973