Shift in maximum of sound attenuation with magnetic field in UPt3 - Baum, H.-P.; Xu, M.-F.; Qian, Y. J.; Schenstrom, A.; Ketterson, J. B.; Hinks, D. H.; Levy, M.; Sarma, B. K. (American Institute of Physics (AIP), 1988)
http://dx.doi.org/10.1063/1.340686
Keywords: U