Guillaume, M.Allenspach, P.Mesot, J.Staub, U.Furrer, A.Osborn, R.Taylor, A. D.Stucki, F.Unternährer, P.2012-09-172012-09-172012-09-17199210.1016/0038-1098(92)90853-2https://infoscience.epfl.ch/handle/20.500.14299/85438Neutron spectroscopy of the crystalline electric field in high-Tc YbBa2Cu3O7text::journal::journal article::research article