On the ferroelectric phase transition in (CH3)4 NCdBr 3 (TMCB) G. Aguirre-Zamalloa, M. Couzi, N.B. Chanh et B. Gallois J. Phys. France, 51 19 (1990) 2135-2141 DOI: 10.1051/jphys:0199000510190213500