Interplay of metamagnetic and structural transitions in Ca2-xSrxRuO4 R. Roldán, A. Rüegg and M. Sigrist Eur. Phys. J. B, 64 2 (2008) 185-192 Published online: 23 July 2008 DOI: 10.1140/epjb/e2008-00298-2