Journal of Low Temperature Physics
Journal of Low Temperature Physics > 2014 > 176 > 5-6 > 761-766
Journal of Low Temperature Physics > 2014 > 176 > 5-6 > 841-847
Journal of Low Temperature Physics > 2014 > 176 > 5-6 > 761-766
Journal of Low Temperature Physics > 2014 > 176 > 5-6 > 841-847