On the nature of the absolute maximal observable magneto-optical Kerr rotation of CeSbA. N. Yaresko, P. M. Oppeneer, A. Ya. Perlov, V. N. Antonov, T. Kraft and H. EschrigEurophys. Lett., 36 7 (1996) 551-556DOI: https://doi.org/10.1209/epl/i1996-00268-x