Equilibrium low temperature heat capacity of the spin density wave compound (TMTTF)2Br: effect of a magnetic fieldS. Sahling, J. C. Lasjaunias, R. Mélin, P. Monceau and G. ReményiEur. Phys. J. B, 59 1 (2007) 9-17DOI: https://doi.org/10.1140/epjb/e2007-00262-8