Universality aspects of the 2d random-bond Ising and 3d Blume-Capel models Nikolaos G. Fytas and Panagiotis E. Theodorakis Eur. Phys. J. B, 86 2 (2013) 30 Published online: 31 January 2013 DOI: 10.1140/epjb/e2012-30705-x