Brewer D.F. — Progress in Low Temperature Physics. Volume X | 23, 27, 51, 52, 58, 59, 62, 63, 72, 21, 23, 26, 30, 31, 32, 38, 39, 40, 41, 71, 16, 19, 20, 21, 22, 23, 24, 27, 28, 29, 51, 59, 69, 70, 72, 51, 59, 60, 61, 62, 63, 65, 66, 72; see Hakonen, P.J., Pekola, J.P., Salomaa, M.M., Sepp$\ddot{a}$l$\ddot{a}$, H.K. |