Bi$\mathsf{_4}$Ti$\mathsf{_3}$O$\mathsf{_{12}}$ Ferroelectric Thin Films: Morphology and Electrical Characteristics F. Soares-Carvalho, I. Jauberteau, P. Thomas et J.P. Mercurio J. Phys. III France, 7 6 (1997) 1221-1226 DOI: 10.1051/jp3:1997179