Femtosecond interferometry : absolute measurements of optical susceptibilities P. SEGONDS, L. CANIONI, L. SARGER, A. DUCASSE, C. DUCHESNE, E. FARGIN, R. OLAZCUAGA et G. LE FLEM J. Phys. IV France, 04 C4 (1994) C4-483-C4-486 DOI: 10.1051/jp4:19944116