Band-in-band segregation of multidisperse granular mixtures M. Newey, J. Ozik, S. M. van der Meer, E. Ott and W. Losert Europhys. Lett., 66 2 (2004) 205-211 Published online: 01 April 2004 DOI: 10.1209/epl/i2003-10207-y