X-RAY OBSERVATION OF 1-D PRECURSOR EFFECTS IN NbSe3 AND NEW DIFFUSE SCATTERING FEATURES IN FeNb3Se10 J.P. Pouget, R. Moret, A. Meerschaut, L. Guemas and J. Rouxel J. Phys. Colloques, 44 C3 (1983) C3-1729-C3-1731 DOI: 10.1051/jphyscol/1983101