source: https://doi.org/10.7892/boris.18414 | downloaded: 1.2.2022
Journal of Low Temperature Physics, Vol. 142, Nos. 3/4, February 2006 (© 2007) DOI: 10.1007/s10909-006-9136-5
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0022-2291/06/0200-0457/0 © 2007 Springer Science+Business Media, Inc.