X-RAY PHOTOELECTRON MICROPROBE ANALYSIS AND RELATED TECHNIQUES J. Cazaux, D. Gramari, D. Mouze, A.G. Nassiopoulos et J. Perrin J. Phys. Colloques, 45 C2 (1984) C2-271-C2-274 DOI: 10.1051/jphyscol:1984260