The velocity of second sound in liquid helium near the absolute zero
1951 ◽
Vol 42
(326)
◽
pp. 314-316
◽
2018 ◽
1939 ◽
Vol 43
(1)
◽
pp. 49-69
◽
1959 ◽
Vol 73
(6)
◽
pp. 965-969
◽
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