Brewer D.F. — Progress in Low Temperature Physics. Volume X | 40, 41, 68, 69, 70, 23, 30, 31, 32, 38, 71, 51, 61, 62, 63, 65, 66, 72, 196, 223, 229, 232, 359, 370; see Bunkov, Yu.M., Hakonen, P.J., Paulson, D.N., Pekola, J.P., Seppala, H.K., Tommila, T. |