Evidences for Tsallis non-extensivity on CMR manganites M. S. Reis, J. C. C. Freitas, M. T. D. Orlando, E. K. Lenzi and I. S. Oliveira Europhys. Lett., 58 1 (2002) 42-48 Published online: 01 August 2002 DOI: 10.1209/epl/i2002-00603-9