|
T. R. Strobridge, “Refrigeration for Superconducting and Cryogenic Systems”, in Proc. 3rd Particle Accelerator Conf. (PAC'69), Washington D.C., USA, Mar. 1969, pp. 1104-1109. |
|
T. R. Strobridge and R. O. Voth, “Refrigeration Technology for Superconductors”, in Proc. 7th Particle Accelerator Conf. (PAC'77), Chicago, IL, USA, Mar. 1977, pp. 1222-1227. |
