Magnetic susceptibility in a rotating ferrofluid: Magneto-vortical resonance F. Gazeau, B. M. Heegaard, J.-C. Bacri, A. Cebers and R. Perzynski Europhys. Lett., 35 8 (1996) 609-614 Published online: 01 September 2002 DOI: 10.1209/epl/i1996-00159-8